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?>
<div id="yaf-application.setappdirectory" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">Yaf_Application::setAppDirectory</h1>
  <p class="verinfo">(Yaf &gt;=2.1.4)</p><p class="refpurpose"><span class="refname">Yaf_Application::setAppDirectory</span> &mdash; <span class="dc-title">改变应用目录</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-yaf-application.setappdirectory-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="modifier">function</span> <span class="methodname"><strong>Yaf_Application::setAppDirectory</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$directory</code></span>): <span class="type"><span class="type"><a href="class.yaf-application.php" class="type Yaf_Application">Yaf_Application</a></span>|<span class="type"><a href="language.types.null.php" class="type null">null</a></span>|<span class="type"><a href="language.types.singleton.php" class="type false">false</a></span></span></div>

  <p class="simpara">
   改变应用目录，Yaf 在该目录下查找控制器、视图和模块。
   新目录必须是绝对路径。
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-yaf-application.setappdirectory-parameters">
  <h3 class="title">参数</h3>
  <dl>
   
    <dt><code class="parameter">directory</code></dt>
    <dd>
     <p class="simpara">
      新应用目录的绝对路径。
     </p>
    </dd>
   
  </dl>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-yaf-application.setappdirectory-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="simpara">
   成功时返回 <span class="classname"><a href="class.yaf-application.php" class="classname">Yaf_Application</a></span> 对象本身，
   如果 <code class="parameter">directory</code> 为空或不是绝对路径则返回 <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong>，
   如果应用没有正确初始化则返回 <strong><code><a href="reserved.constants.php#constant.null">null</a></code></strong>。
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-yaf-application.setappdirectory-examples">
  <h3 class="title">示例</h3>
  <div class="example" id="example-1">
   <p><strong>示例 #1 <span class="methodname"><strong>Yaf_Application::setAppDirectory()</strong></span> 示例</strong></p>
   <div class="example-contents">
<div class="phpcode"><pre><code style="color: #000000"><span style="color: #0000BB">&lt;?php
$app </span><span style="color: #007700">= </span><span style="color: #0000BB">Yaf_Application</span><span style="color: #007700">::</span><span style="color: #0000BB">app</span><span style="color: #007700">();

</span><span style="color: #FF8000">/* 成功时返回应用本身，可以链式调用 */
</span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$app</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">setAppDirectory</span><span style="color: #007700">(</span><span style="color: #DD0000">"/srv/legacy/mvc/app"</span><span style="color: #007700">));
</span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$app</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getAppDirectory</span><span style="color: #007700">());

</span><span style="color: #FF8000">/* 空路径或相对路径会被拒绝 */
</span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$app</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">setAppDirectory</span><span style="color: #007700">(</span><span style="color: #DD0000">""</span><span style="color: #007700">));
</span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$app</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">setAppDirectory</span><span style="color: #007700">(</span><span style="color: #DD0000">"relative/path"</span><span style="color: #007700">));
</span><span style="color: #0000BB">?&gt;</span></code></pre></div>
   </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">object(Yaf_Application)#1 (0) {
}
string(20) &quot;/srv/legacy/mvc/app&quot;
bool(false)
bool(false)</pre>
</div>
   </div>
  </div>
 </div>


 <div class="refsect1 seealso" id="refsect1-yaf-application.setappdirectory-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li><span class="methodname"><a href="yaf-application.getappdirectory.php" class="methodname" rel="rdfs-seeAlso">Yaf_Application::getAppDirectory()</a> - 获取应用的目录</span></li>
   </ul>
  </p>
 </div>


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