delete
参见 unlink() 或 unset()（PHP 没有 delete 关键词或函数）
简体中文
简体中文
<span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$file</span> <span class="token operator">=</span> <span class="token string double-quoted-string">"test.txt"</span><span class="token punctuation">;</span>
<span class="token keyword">if</span> <span class="token punctuation">(</span><span class="token operator">!</span><span class="token function">unlink</span><span class="token punctuation">(</span><span class="token variable">$file</span><span class="token punctuation">)</span><span class="token punctuation">)</span>
<span class="token punctuation">{</span>
<span class="token keyword">echo</span> <span class="token punctuation">(</span><span class="token string double-quoted-string">"Error deleting <span class="token interpolation"><span class="token variable">$file</span></span>"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token keyword">else</span>
<span class="token punctuation">{</span>
<span class="token keyword">echo</span> <span class="token punctuation">(</span><span class="token string double-quoted-string">"Deleted <span class="token interpolation"><span class="token variable">$file</span></span>"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token delimiter important">?></span></span>
