delete
link（）またはunset（）を参照してください（PHPにはキーワードや関数の削除がありません）
日本語
日本語
<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">link</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">" <span class="token interpolation"><span class="token variable">$ファイル</span></span>の削除エラー"</span> <span class="token punctuation">）</span> <span class="token punctuation">;</span>
<span class="token punctuation">}</span>
<span class="token keyword">それ以外</span>
<span class="token punctuation">{</span>
<span class="token keyword">echo</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"削除<span class="token interpolation"><span class="token variable">$ファイル</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>
