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?>
<div id="function.com-load-typelib" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">com_load_typelib</h1>
  <p class="verinfo">(PHP 4 &gt;= 4.1.0, PHP 5, PHP 7, PHP 8)</p><p class="refpurpose"><span class="refname">com_load_typelib</span> &mdash; <span class="dc-title">载入 Typelib</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-function.com-load-typelib-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>com_load_typelib</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$typelib</code></span>, <span class="methodparam"><span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span> <code class="parameter">$case_insensitive</code><span class="initializer"> = <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong></span></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

  <p class="para rdfs-comment">
   载入类型库并在引擎中注册它们的常量，就像使用 <span class="function"><a href="function.define.php" class="function">define()</a></span> 定义一样。
  </p>
  <p class="para">
   注意，使用 <a href="com.configuration.php#ini.com.typelib-file" class="link">com.typelib-file</a> <var class="filename">php.ini</var> 配置设置来预载入和注册常量会更加有效，尽管不是那么灵活。
  </p>
  <p class="para">
   如果开启 <a href="com.configuration.php#ini.com.autoregister-typelib" class="link">com.autoregister-typelib</a>，然后
   PHP 将在实例化 COM 对象时尝试自动注册与其相关的常量。这取决于 COM 对象本身提供的接口并且不总是可用。
  </p>
 </div>

 <div class="refsect1 parameters" id="refsect1-function.com-load-typelib-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">typelib</code></dt>
     <dd>
      <p class="para">
       <code class="parameter">typelib</code> 可以是以下其中一个：
       <ul class="itemizedlist">
        <li class="listitem">
         <p class="para">
          <code class="literal">.tlb</code> 文件或者包含类型库的可执行模块的文件名。
         </p>
        </li>
        <li class="listitem">
         <p class="para">
          类型库 GUID，后跟版本号，例如
          <code class="literal">{00000200-0000-0010-8000-00AA006D2EA4},2,0</code>。
         </p>
        </li>
        <li class="listitem">
         <p class="para">
          类型库名称，例如 <code class="literal">Microsoft OLE DB ActiveX Data
          Objects 1.0 Library</code>。
         </p>
        </li>
       </ul>
       PHP 将会尝试按照此顺序解析类型库，随着该列表的推进，该过程变得越来越昂贵；通过物理枚举注册表来按名称搜索类型库，直到找到匹配项。
      </p>
     </dd>
    
    
     <dt><code class="parameter">case_insensitive</code></dt>
     <dd>
      <p class="para">
       <code class="parameter">case_insensitive</code> 的行为正好与 <span class="function"><a href="function.define.php" class="function">define()</a></span>
       中的 <code class="literal">$case_insensitive</code> 参数相反。
      </p>
     </dd>
    
   </dl>
  </p>
 </div>

 <div class="refsect1 returnvalues" id="refsect1-function.com-load-typelib-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   成功时返回 <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong>， 或者在失败时返回 <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong>。
  </p>
 </div>

</div><?php manual_footer($setup); ?>