<?php
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    2 => '传递给脚本的参数数组',
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contributors($setup);

?>
<div id="reserved.variables.argv" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">$argv</h1>
  <p class="refpurpose"><span class="refname">$argv</span> &mdash; <span class="dc-title">传递给脚本的参数数组</span></p>

 </div>
 
 <div class="refsect1 description" id="refsect1-reserved.variables.argv-description">
  <h3 class="title">说明</h3>
  <p class="para">
   包含当运行于<a href="features.commandline.php" class="link">命令行</a>下时传递给当前脚本的参数的数组。
  </p>
  <blockquote class="note"><p><strong class="note">注意</strong>: 
   <span class="simpara">
    第一个参数总是当前脚本的文件名，因此 <var class="varname">$argv[0]</var> 就是脚本文件名。
   </span>
  </p></blockquote>
  <blockquote class="note"><p><strong class="note">注意</strong>: 
   <span class="simpara">
    这个变量仅在 <a href="ini.core.php#ini.register-argc-argv" class="link">register_argc_argv</a> 打开时可用。
   </span>
  </p></blockquote>
  <div class="warning"><strong class="warning">警告</strong>
   <p class="simpara">
    要测试脚本是否从命令行运行，应使用 <span class="function"><a href="function.php-sapi-name.php" class="function">php_sapi_name()</a></span>，而不是检查是否设置了
    <var class="varname">$argv</var> 或 <var class="varname"><a href="reserved.variables.server.php" class="classname">$_SERVER['argv']</a></var>。
   </p>
  </div>
 </div>

 
 <div class="refsect1 examples" id="refsect1-reserved.variables.argv-examples">
  <h3 class="title">示例</h3>
  <p class="para">
   <div class="example" id="variable.argv.basic">
    <p><strong>示例 #1 <var class="varname">$argv</var> 示例</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br />var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$argv</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

    <div class="example-contents"><p>
     当使用这个命令执行：php script.php arg1 arg2 arg3
    </p></div>
    <div class="example-contents"><p>以上示例的输出类似于：</p></div>
    <div class="example-contents screen">
<div class="examplescode"><pre class="examplescode">array(4) {
  [0]=&gt;
  string(10) &quot;script.php&quot;
  [1]=&gt;
  string(4) &quot;arg1&quot;
  [2]=&gt;
  string(4) &quot;arg2&quot;
  [3]=&gt;
  string(4) &quot;arg3&quot;
}</pre>
</div>
    </div>
   </div>
  </p>
 </div>


 <div class="refsect1 notes" id="refsect1-reserved.variables.argv-notes">
  <h3 class="title">注释</h3>
  <blockquote class="note"><p><strong class="note">注意</strong>: 
   <p class="para">
    也可以在 <var class="varname"><a href="reserved.variables.server.php" class="classname">$_SERVER['argv']</a></var> 中获取。
   </p>
  </p></blockquote>
 </div>

 
 <div class="refsect1 seealso" id="refsect1-reserved.variables.argv-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="function"><a href="function.getopt.php" class="function" rel="rdfs-seeAlso">getopt()</a> - 从命令行参数列表中获取选项</span></li>
    <li><a href="reserved.variables.argc.php" class="link"><var class="varname"><a href="reserved.variables.argc.php" class="classname">$argc</a></var></a></li>
   </ul>
  </p>
 </div>


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