<?php
include_once $_SERVER['DOCUMENT_ROOT'] . '/include/shared-manual.inc';
$TOC = array();
$TOC_DEPRECATED = array();
$PARENTS = array();
include_once dirname(__FILE__) ."/toc/book.mysqli.inc";
$setup = array (
  'home' => 
  array (
    0 => 'index.php',
    1 => 'PHP Manual',
  ),
  'head' => 
  array (
    0 => 'UTF-8',
    1 => 'de',
  ),
  'this' => 
  array (
    0 => 'class.mysqli.php',
    1 => 'mysqli',
    2 => 'Die Klasse mysqli',
  ),
  'up' => 
  array (
    0 => 'book.mysqli.php',
    1 => 'Mysqli',
  ),
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  array (
    0 => 'mysqli.summary.php',
    1 => 'Die Funktionen der Erweiterung MySQLi im &Uuml;berblick',
  ),
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    0 => 'mysqli.affected-rows.php',
    1 => 'mysqli::$affected_rows',
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  'alternatives' => 
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  array (
    'lang' => 'de',
    'path' => 'reference/mysqli/mysqli.xml',
  ),
  'history' => 
  array (
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  'extra_header_links' => 
  array (
    'rel' => 'alternate',
    'href' => '/manual/en/feeds/class.mysqli.atom',
    'type' => 'application/atom+xml',
  ),
);
$setup["toc"] = $TOC;
$setup["toc_deprecated"] = $TOC_DEPRECATED;
$setup["parents"] = $PARENTS;
manual_setup($setup);

contributors($setup);

?>
<div id="class.mysqli" class="reference">
 <h1 class="title">Die Klasse mysqli</h1>
 

 <div class="partintro"><p class="verinfo">(PHP 5, PHP 7, PHP 8)</p>


  <div class="section" id="mysqli.intro">
   <h2 class="title">Einführung</h2>
   <p class="para">
    Repräsentiert eine Verbindung zwischen PHP und einer MySQL-Datenbank.
   </p>
  </div>


  <div class="section" id="mysqli.synopsis">
   <h2 class="title">Klassenbeschreibung</h2>


   <div class="classsynopsis"><div class="classsynopsisinfo">
    
     <span class="modifier">class</span> <strong class="classname"><strong class="classname">mysqli</strong></strong>
     {</div>

    <div class="classsynopsisinfo classsynopsisinfo_comment">/* Eigenschaften */</div>
    <div class="fieldsynopsis">
     <span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span>|<span class="type"><a href="language.types.string.php" class="type string">string</a></span></span>
      <var class="varname"><a href="mysqli.affected-rows.php">$<var class="varname">affected_rows</var></a></var>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type"><a href="language.types.string.php" class="type string">string</a></span>
      <var class="varname"><a href="mysqli.get-client-info.php">$<var class="varname">client_info</var></a></var>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="varname"><a href="mysqli.get-client-version.php">$<var class="varname">client_version</var></a></var>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="varname"><a href="mysqli.connect-errno.php">$<var class="varname">connect_errno</var></a></var>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type">?</span><span class="type"><span class="type"><a href="language.types.string.php" class="type string">string</a></span><span class="type"></span></span>
      <var class="varname"><a href="mysqli.connect-error.php">$<var class="varname">connect_error</var></a></var>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="varname"><a href="mysqli.errno.php">$<var class="varname">errno</var></a></var>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type"><a href="language.types.string.php" class="type string">string</a></span>
      <var class="varname"><a href="mysqli.error.php">$<var class="varname">error</var></a></var>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type"><a href="language.types.array.php" class="type array">array</a></span>
      <var class="varname"><a href="mysqli.error-list.php">$<var class="varname">error_list</var></a></var>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="varname"><a href="mysqli.field-count.php">$<var class="varname">field_count</var></a></var>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type"><a href="language.types.string.php" class="type string">string</a></span>
      <var class="varname"><a href="mysqli.get-host-info.php">$<var class="varname">host_info</var></a></var>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type">?</span><span class="type"><span class="type"><a href="language.types.string.php" class="type string">string</a></span><span class="type"></span></span>
      <var class="varname"><a href="mysqli.info.php">$<var class="varname">info</var></a></var>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span>|<span class="type"><a href="language.types.string.php" class="type string">string</a></span></span>
      <var class="varname"><a href="mysqli.insert-id.php">$<var class="varname">insert_id</var></a></var>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type"><a href="language.types.string.php" class="type string">string</a></span>
      <var class="varname"><a href="mysqli.get-server-info.php">$<var class="varname">server_info</var></a></var>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="varname"><a href="mysqli.get-server-version.php">$<var class="varname">server_version</var></a></var>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type"><a href="language.types.string.php" class="type string">string</a></span>
      <var class="varname"><a href="mysqli.sqlstate.php">$<var class="varname">sqlstate</var></a></var>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="varname"><a href="mysqli.get-proto-info.php">$<var class="varname">protocol_version</var></a></var>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="varname"><a href="mysqli.thread-id.php">$<var class="varname">thread_id</var></a></var>;</div>

    <div class="fieldsynopsis"><span class="modifier">public</span>
     <span class="modifier">readonly</span>
     <span class="type"><a href="language.types.integer.php" class="type int">int</a></span>
      <var class="varname"><a href="mysqli.warning-count.php">$<var class="varname">warning_count</var></a></var>;</div>


    <div class="classsynopsisinfo classsynopsisinfo_comment">/* Methoden */</div>
    <div class="constructorsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><a href="mysqli.construct.php" class="methodname">__construct</a></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$hostname</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$username</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="attribute"><a href="class.sensitiveparameter.php">#[\SensitiveParameter]</a> </span><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$password</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$database</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.integer.php" class="type int">int</a></span></span> <code class="parameter">$port</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$socket</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span><br>)</div>

    <div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.autocommit.php" class="methodname">autocommit</a></span>(<span class="methodparam"><span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span> <code class="parameter">$enable</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.begin-transaction.php" class="methodname">begin_transaction</a></span>(<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$flags</code><span class="initializer"> = 0</span></span>, <span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$name</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.change-user.php" class="methodname">change_user</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$username</code></span>, <span class="methodparam"><span class="attribute"><a href="class.sensitiveparameter.php">#[\SensitiveParameter]</a> </span><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$password</code></span>, <span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$database</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.character-set-name.php" class="methodname">character_set_name</a></span>(): <span class="type"><a href="language.types.string.php" class="type string">string</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.close.php" class="methodname">close</a></span>(): <span class="type"><a href="language.types.singleton.php" class="type true">true</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.commit.php" class="methodname">commit</a></span>(<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$flags</code><span class="initializer"> = 0</span></span>, <span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$name</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.construct.php" class="methodname">connect</a></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$hostname</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$username</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="attribute"><a href="class.sensitiveparameter.php">#[\SensitiveParameter]</a> </span><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$password</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$database</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.integer.php" class="type int">int</a></span></span> <code class="parameter">$port</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$socket</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span><br>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.debug.php" class="methodname">debug</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$options</code></span>): <span class="type"><a href="language.types.singleton.php" class="type true">true</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.dump-debug-info.php" class="methodname">dump_debug_info</a></span>(): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.execute-query.php" class="methodname">execute_query</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$query</code></span>, <span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.array.php" class="type array">array</a></span></span> <code class="parameter">$params</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>): <span class="type"><span class="type"><a href="class.mysqli-result.php" class="type mysqli_result">mysqli_result</a></span>|<span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.get-charset.php" class="methodname">get_charset</a></span>(): <span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.object.php" class="type object">object</a></span></span></div>
<div class="methodsynopsis dc-description"><span class="attribute"><a href="class.deprecated.php">#[\Deprecated]</a> </span><br>
   <span class="modifier">public</span> <span class="methodname"><a href="mysqli.get-client-info.php" class="methodname">get_client_info</a></span>(): <span class="type"><a href="language.types.string.php" class="type string">string</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.get-connection-stats.php" class="methodname">get_connection_stats</a></span>(): <span class="type"><a href="language.types.array.php" class="type array">array</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.get-server-info.php" class="methodname">get_server_info</a></span>(): <span class="type"><a href="language.types.string.php" class="type string">string</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.get-warnings.php" class="methodname">get_warnings</a></span>(): <span class="type"><span class="type"><a href="class.mysqli-warning.php" class="type mysqli_warning">mysqli_warning</a></span>|<span class="type"><a href="language.types.singleton.php" class="type false">false</a></span></span></div>
<div class="methodsynopsis dc-description"><span class="attribute"><a href="class.deprecated.php">#[\Deprecated]</a> </span><br>
   <span class="modifier">public</span> <span class="methodname"><a href="mysqli.init.php" class="methodname">init</a></span>(): <span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></span></div>
<div class="methodsynopsis dc-description"><span class="attribute"><a href="class.deprecated.php">#[\Deprecated]</a> </span><br>
   <span class="modifier">public</span> <span class="methodname"><a href="mysqli.kill.php" class="methodname">kill</a></span>(<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$process_id</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.more-results.php" class="methodname">more_results</a></span>(): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.multi-query.php" class="methodname">multi_query</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$query</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.next-result.php" class="methodname">next_result</a></span>(): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.options.php" class="methodname">options</a></span>(<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$option</code></span>, <span class="methodparam"><span class="type"><span class="type"><a href="language.types.string.php" class="type string">string</a></span>|<span class="type"><a href="language.types.integer.php" class="type int">int</a></span></span> <code class="parameter">$value</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="attribute"><a href="class.deprecated.php">#[\Deprecated]</a> </span><br>
   <span class="modifier">public</span> <span class="methodname"><a href="mysqli.ping.php" class="methodname">ping</a></span>(): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="modifier">static</span> <span class="methodname"><a href="mysqli.poll.php" class="methodname">poll</a></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.array.php" class="type array">array</a></span></span> <code class="parameter reference">&$read</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.array.php" class="type array">array</a></span></span> <code class="parameter reference">&$error</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.array.php" class="type array">array</a></span> <code class="parameter reference">&$reject</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$seconds</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$microseconds</code><span class="initializer"> = 0</span></span><br>): <span class="type"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span>|<span class="type"><a href="language.types.singleton.php" class="type false">false</a></span></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.prepare.php" class="methodname">prepare</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$query</code></span>): <span class="type"><span class="type"><a href="class.mysqli-stmt.php" class="type mysqli_stmt">mysqli_stmt</a></span>|<span class="type"><a href="language.types.singleton.php" class="type false">false</a></span></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.query.php" class="methodname">query</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$query</code></span>, <span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$result_mode</code><span class="initializer"> = <strong><code><a href="mysqli.constants.php#constant.mysqli-store-result">MYSQLI_STORE_RESULT</a></code></strong></span></span>): <span class="type"><span class="type"><a href="class.mysqli-result.php" class="type mysqli_result">mysqli_result</a></span>|<span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.real-connect.php" class="methodname">real_connect</a></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$hostname</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$username</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="attribute"><a href="class.sensitiveparameter.php">#[\SensitiveParameter]</a> </span><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$password</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$database</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.integer.php" class="type int">int</a></span></span> <code class="parameter">$port</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$socket</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$flags</code><span class="initializer"> = 0</span></span><br>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.real-escape-string.php" class="methodname">real_escape_string</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$string</code></span>): <span class="type"><a href="language.types.string.php" class="type string">string</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.real-query.php" class="methodname">real_query</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$query</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.reap-async-query.php" class="methodname">reap_async_query</a></span>(): <span class="type"><span class="type"><a href="class.mysqli-result.php" class="type mysqli_result">mysqli_result</a></span>|<span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></span></div>
<div class="methodsynopsis dc-description"><span class="attribute"><a href="class.deprecated.php">#[\Deprecated]</a> </span><br>
   <span class="modifier">public</span> <span class="methodname"><a href="mysqli.refresh.php" class="methodname">refresh</a></span>(<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$flags</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.release-savepoint.php" class="methodname">release_savepoint</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$name</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.rollback.php" class="methodname">rollback</a></span>(<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$flags</code><span class="initializer"> = 0</span></span>, <span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$name</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></span></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.savepoint.php" class="methodname">savepoint</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$name</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.select-db.php" class="methodname">select_db</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$database</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.set-charset.php" class="methodname">set_charset</a></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$charset</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.ssl-set.php" class="methodname">ssl_set</a></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$key</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$certificate</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$ca_certificate</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$ca_path</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$cipher_algos</code></span><br>): <span class="type"><a href="language.types.singleton.php" class="type true">true</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.stat.php" class="methodname">stat</a></span>(): <span class="type"><span class="type"><a href="language.types.string.php" class="type string">string</a></span>|<span class="type"><a href="language.types.singleton.php" class="type false">false</a></span></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.stmt-init.php" class="methodname">stmt_init</a></span>(): <span class="type"><span class="type"><a href="class.mysqli-stmt.php" class="type mysqli_stmt">mysqli_stmt</a></span>|<span class="type"><a href="language.types.singleton.php" class="type false">false</a></span></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.store-result.php" class="methodname">store_result</a></span>(<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$mode</code><span class="initializer"> = 0</span></span>): <span class="type"><span class="type"><a href="class.mysqli-result.php" class="type mysqli_result">mysqli_result</a></span>|<span class="type"><a href="language.types.singleton.php" class="type false">false</a></span></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.thread-safe.php" class="methodname">thread_safe</a></span>(): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>
<div class="methodsynopsis dc-description"><span class="modifier">public</span> <span class="methodname"><a href="mysqli.use-result.php" class="methodname">use_result</a></span>(): <span class="type"><span class="type"><a href="class.mysqli-result.php" class="type mysqli_result">mysqli_result</a></span>|<span class="type"><a href="language.types.singleton.php" class="type false">false</a></span></span></div>

   }</div>


  </div>
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<h2>Inhaltsverzeichnis</h2><ul class="chunklist chunklist_reference"><li><a href="mysqli.affected-rows.php">mysqli::$affected_rows</a> — Liefert die Anzahl der Datens&auml;tze, die vom letzten MySQL-Vorgang betroffen waren</li><li><a href="mysqli.autocommit.php">mysqli::autocommit</a> — Aktiviert oder deaktiviert das automatische Best&auml;tigen von Datenbank&auml;nderungen</li><li><a href="mysqli.begin-transaction.php">mysqli::begin_transaction</a> — Startet eine Transaktion</li><li><a href="mysqli.change-user.php">mysqli::change_user</a> — &Auml;ndert den Benutzer der Datenbankverbindung</li><li><a href="mysqli.character-set-name.php">mysqli::character_set_name</a> — Liefert den aktuellen Zeichensatz der Datenbankverbindung</li><li><a href="mysqli.close.php">mysqli::close</a> — Schlie&szlig;t die zuvor ge&ouml;ffnete Datenbankverbindung</li><li><a href="mysqli.commit.php">mysqli::commit</a> — Best&auml;tigt die aktuelle Transaktion</li><li><a href="mysqli.connect-errno.php">mysqli::$connect_errno</a> — Liefert den Fehlercode des letzten Verbindungsversuchs</li><li><a href="mysqli.connect-error.php">mysqli::$connect_error</a> — Liefert eine Beschreibung des letzten Verbindungsfehlers</li><li><a href="mysqli.construct.php">mysqli::__construct</a> — Baut eine neue Verbindung zum MySQL-Server auf</li><li><a href="mysqli.debug.php">mysqli::debug</a> — F&uuml;hrt Debugging-Operationen durch</li><li><a href="mysqli.dump-debug-info.php">mysqli::dump_debug_info</a> — Schreibt Debugging-Informationen in die Logdatei</li><li><a href="mysqli.errno.php">mysqli::$errno</a> — Liefert den Fehlercode des letzten Funktionsaufrufs</li><li><a href="mysqli.error.php">mysqli::$error</a> — Liefert eine Zeichenkette, die den letzten Fehler beschreibt</li><li><a href="mysqli.error-list.php">mysqli::$error_list</a> — Liefert eine Liste der Fehler des zuletzt ausgef&uuml;hrten Befehls</li><li><a href="mysqli.execute-query.php">mysqli::execute_query</a> — Bereitet eine SQL-Anweisung vor, bindet die Parameter und f&uuml;hrt die Anweisung aus</li><li><a href="mysqli.field-count.php">mysqli::$field_count</a> — Liefert die Anzahl der Spalten der letzten Abfrage</li><li><a href="mysqli.get-charset.php">mysqli::get_charset</a> — Liefert ein Zeichensatz-Objekt</li><li><a href="mysqli.get-client-info.php">mysqli::$client_info</a> — Liefert die Version des MySQL-Clients als Zeichenkette</li><li><a href="mysqli.get-client-version.php">mysqli::$client_version</a> — Liefert die Version des MySQL-Clients als Integer</li><li><a href="mysqli.get-connection-stats.php">mysqli::get_connection_stats</a> — Liefert Verbindungsstatistiken des Clients</li><li><a href="mysqli.get-host-info.php">mysqli::$host_info</a> — Liefert eine Zeichenkette, die den Typ der verwendeten Verbindung angibt</li><li><a href="mysqli.get-proto-info.php">mysqli::$protocol_version</a> — Liefert die Version des verwendeten MySQL-Protokolls</li><li><a href="mysqli.get-server-info.php">mysqli::$server_info</a> — Liefert die Version des MySQL-Servers</li><li><a href="mysqli.get-server-version.php">mysqli::$server_version</a> — Liefert die Version des MySQL-Servers als Integer</li><li><a href="mysqli.get-warnings.php">mysqli::get_warnings</a> — Ermittelt das Ergebnis von SHOW WARNINGS</li><li><a href="mysqli.info.php">mysqli::$info</a> — Ruft Informationen &uuml;ber die zuletzt ausgef&uuml;hrte Abfrage ab</li><li><a href="mysqli.init.php">mysqli::init</a> — Initialisiert MySQLi und liefert ein Objekt zur Verwendung mit mysqli_real_connect()</li><li><a href="mysqli.insert-id.php">mysqli::$insert_id</a> — Liefert den Wert, der bei der letzten Anweisung f&uuml;r die AUTO_INCREMENT-Spalte erzeugt wurde</li><li><a href="mysqli.kill.php">mysqli::kill</a> — Weist den Server an, einen MySQL-Thread zu beenden</li><li><a href="mysqli.more-results.php">mysqli::more_results</a> — Pr&uuml;ft, ob es von einer Mehrfachabfrage noch weitere Abfrageergebnisse gibt</li><li><a href="mysqli.multi-query.php">mysqli::multi_query</a> — F&uuml;hrt eine oder mehrere Abfragen in einer Datenbank durch</li><li><a href="mysqli.next-result.php">mysqli::next_result</a> — Bereitet das n&auml;chste Ergebnis von multi_query vor</li><li><a href="mysqli.options.php">mysqli::options</a> — Setzt Optionen</li><li><a href="mysqli.ping.php">mysqli::ping</a> — Pingt eine Serververbindung an oder versucht eine neue Verbindung aufzubauen, wenn die Verbindung unterbrochen wurde</li><li><a href="mysqli.poll.php">mysqli::poll</a> — &Uuml;berpr&uuml;ft den Status von Verbindungen</li><li><a href="mysqli.prepare.php">mysqli::prepare</a> — Bereitet eine SQL-Anweisung zur Ausf&uuml;hrung vor</li><li><a href="mysqli.query.php">mysqli::query</a> — F&uuml;hrt eine Abfrage in einer Datenbank durch</li><li><a href="mysqli.real-connect.php">mysqli::real_connect</a> — Baut eine Verbindung zu einem MySQL-Server auf</li><li><a href="mysqli.real-escape-string.php">mysqli::real_escape_string</a> — Maskiert Sonderzeichen in einer Zeichenkette zur Verwendung in einer
   SQL-Anweisung, wobei der aktuelle Zeichensatz der Verbindung ber&uuml;cksichtigt
   wird</li><li><a href="mysqli.real-query.php">mysqli::real_query</a> — F&uuml;hrt eine SQL-Abfrage aus</li><li><a href="mysqli.reap-async-query.php">mysqli::reap_async_query</a> — Ruft das Ergebnis einer asynchronen Abfrage ab</li><li><a href="mysqli.refresh.php">mysqli::refresh</a> — F&uuml;hrt ein Refresh durch</li><li><a href="mysqli.release-savepoint.php">mysqli::release_savepoint</a> — Entfernt einen benannten Sicherungspunkt aus der Menge der Sicherungspunkte der aktuellen Transaktion</li><li><a href="mysqli.rollback.php">mysqli::rollback</a> — Macht die aktuelle Transaktion r&uuml;ckg&auml;ngig</li><li><a href="mysqli.savepoint.php">mysqli::savepoint</a> — Sezt einen benannten Sicherungspunkt f&uuml;r eine Transaktion</li><li><a href="mysqli.select-db.php">mysqli::select_db</a> — Legt die standardm&auml;&szlig;ige Datenbank f&uuml;r Datenbankabfragen fest</li><li><a href="mysqli.set-charset.php">mysqli::set_charset</a> — Legt den Standard-Zeichensatz des Clients fest</li><li><a href="mysqli.sqlstate.php">mysqli::$sqlstate</a> — Liefert den SQLSTATE-Fehler der letzten MySQL-Operation</li><li><a href="mysqli.ssl-set.php">mysqli::ssl_set</a> — Wird beim Aufbau sicherer Verbindungen mit SSL verwendet</li><li><a href="mysqli.stat.php">mysqli::stat</a> — Liefert den aktuellen Systemstatus</li><li><a href="mysqli.stmt-init.php">mysqli::stmt_init</a> — Initialisiert eine Anweisung und liefert ein Objekt f&uuml;r die Verwendung mit mysqli_stmt_prepare</li><li><a href="mysqli.store-result.php">mysqli::store_result</a> — &Uuml;bertr&auml;gt die Ergebnismenge der letzten Abfrage</li><li><a href="mysqli.thread-id.php">mysqli::$thread_id</a> — Liefert die Thread-ID der aktuellen Verbindung</li><li><a href="mysqli.thread-safe.php">mysqli::thread_safe</a> — Gibt an, ob Thread-Sicherheit gegeben ist oder nicht</li><li><a href="mysqli.use-result.php">mysqli::use_result</a> — Initiiert den Abruf einer Ergebnismenge</li><li><a href="mysqli.warning-count.php">mysqli::$warning_count</a> — Liefert die Anzahl der Warnungen, die durch die letzte Abfrage erzeugt wurden</li></ul>
</div>
<?php manual_footer($setup); ?>