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?>
<div id="function.iconv-strpos" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">iconv_strpos</h1>
  <p class="verinfo">(PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">iconv_strpos</span> &mdash; <span class="dc-title">Finds position of first occurrence of a needle within a haystack</span></p>

 </div>
 
 <div class="refsect1 description" id="refsect1-function.iconv-strpos-description">
  <h3 class="title">Опис</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>iconv_strpos</strong></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$haystack</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$needle</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">$offset</code><span class="initializer"> = 0</span></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><span class="type"><a href="language.types.null.php" class="type null">?</a></span><span class="type"><a href="language.types.string.php" class="type string">string</a></span></span> <code class="parameter">$encoding</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong></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>

  <p class="para rdfs-comment">
   Finds position of first occurrence of a <code class="parameter">needle</code>
   within a <code class="parameter">haystack</code>.
  </p>
  <p class="para">
   In contrast to <span class="function"><a href="function.strpos.php" class="function">strpos()</a></span>, the return value of
   <span class="function"><strong>iconv_strpos()</strong></span> is the number of characters that
   appear before the needle, rather than the offset in bytes to the
   position where the needle has been found. The characters are counted
   on the basis of the specified character set <code class="parameter">encoding</code>.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-function.iconv-strpos-parameters">
  <h3 class="title">Параметри</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">haystack</code></dt>
     <dd>
      <p class="para">
       The entire string.
      </p>
     </dd>
    
    
     <dt><code class="parameter">needle</code></dt>
     <dd>
      <p class="para">
       The searched substring.
      </p>
     </dd>
    
    
     <dt><code class="parameter">offset</code></dt>
     <dd>
      <p class="para">
       The optional <code class="parameter">offset</code> parameter specifies
       the position from which the search should be performed.
       If the offset is negative, it is counted from the end of the string.
      </p>
     </dd>
    
    
     <dt><code class="parameter">encoding</code></dt>
     <dd>
      <p class="para">
       If <code class="parameter">encoding</code> parameter is omitted or <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong>,
       <code class="parameter">string</code> are assumed to be encoded in
       <a href="iconv.configuration.php" class="link">iconv.internal_encoding</a>.
      </p>
     </dd>
    
   </dl>
  </p>
  <p class="para">
   If <code class="parameter">haystack</code> or <code class="parameter">needle</code> is
   not a string, it is converted to a string and applied as the ordinal
   value of a character.
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.iconv-strpos-returnvalues">
  <h3 class="title">Значення, що повертаються</h3>
  <p class="para">
   Returns the numeric position of the first occurrence of
   <code class="parameter">needle</code> in <code class="parameter">haystack</code>.
  </p>
  <p class="para">
   If <code class="parameter">needle</code> is not found,
   <span class="function"><strong>iconv_strpos()</strong></span> will return <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong>.
  </p>
  <div class="warning"><strong class="warning">Увага</strong><p class="simpara">Ця функція може
повертати як логічне <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong>, так і не логічне значення, яке прирівнюється до
<strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong>. Докладніше про це описано в розділі <a href="language.types.boolean.php" class="link">Логічні типи даних</a>. Для перевірки
значення, яке повертає ця функція, використовується <a href="language.operators.comparison.php" class="link">оператор ===</a>.</p></div>
 </div>


 <div class="refsect1 changelog" id="refsect1-function.iconv-strpos-changelog">
  <h3 class="title">Журнал змін</h3>
  <table class="doctable informaltable">
   
    <thead>
     <tr>
      <th>Версія</th>
      <th>Опис</th>
     </tr>

    </thead>

    <tbody class="tbody">
     <tr>
      <td>8.0.0</td>
      <td>
       <code class="parameter">encoding</code> is nullable now.
      </td>
     </tr>

     <tr>
      <td>7.1.0</td>
      <td>
       Support for negative <code class="parameter">offset</code>s has been added.
      </td>
     </tr>

    </tbody>
   
  </table>

 </div>


 <div class="refsect1 seealso" id="refsect1-function.iconv-strpos-seealso">
  <h3 class="title">Прогляньте також</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="function.strpos.php" class="function" rel="rdfs-seeAlso">strpos()</a> - Знаходить позицію першого входження підрядка в рядку</span></li>
    <li><span class="function"><a href="function.iconv-strrpos.php" class="function" rel="rdfs-seeAlso">iconv_strrpos()</a> - Finds the last occurrence of a needle within a haystack</span></li>
    <li><span class="function"><a href="function.mb-strpos.php" class="function" rel="rdfs-seeAlso">mb_strpos()</a> - Find position of first occurrence of string in a string</span></li>
   </ul>
  </p>
 </div>


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