chroot

实例

改变根目录：

<span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token comment">// 改变根目录</span>
<span class="token function">chroot</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"/path/to/chroot/"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>

<span class="token comment">// 获得当前目录</span>
<span class="token keyword">echo</span> <span class="token function">getcwd</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

Result:

/