natsort

例

配列をソートします。

 <span class="token php language-php"><span class="token delimiter important"><？php</span>
<span class="token variable">$ temp_files</span> <span class="token operator">=</span> <span class="token keyword">array</span> <span class="token punctuation">（</span> <span class="token string double-quoted-string">"temp15.txt"</span> <span class="token punctuation">、</span> <span class="token string double-quoted-string">"temp10.txt"</span> <span class="token punctuation">、</span>
<span class="token string double-quoted-string">"temp1.txt"</span> <span class="token punctuation">、</span> <span class="token string double-quoted-string">"temp22.txt"</span> <span class="token punctuation">、</span> <span class="token string double-quoted-string">"temp2.txt"</span> <span class="token punctuation">）</span> <span class="token punctuation">;</span>

<span class="token function"></span></span><mark><span class="token function">sort</span> <span class="token punctuation">（</span> <span class="token variable">$ temp_files</span> <span class="token punctuation">）</span> <span class="token punctuation">;</span></mark><span class="token punctuation"></span>
<span class="token keyword">echo</span> <span class="token string double-quoted-string">"Standard Sort："</span> <span class="token punctuation">;</span>
<span class="token function">print_r</span> <span class="token punctuation">（</span> <span class="token variable">$ temp_files</span> <span class="token punctuation">）</span> <span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token string double-quoted-string">"<br>"</span> <span class="token punctuation">;</span>

<span class="token function"></span><mark><span class="token function">natsort</span> <span class="token punctuation">（</span> <span class="token variable">$ temp_files</span> <span class="token punctuation">）</span> <span class="token punctuation">;</span></mark><span class="token punctuation"></span>
<span class="token keyword">エコー</span><span class="token string double-quoted-string">"ナチュラルソート："</span> <span class="token punctuation">;</span>
<span class="token function">print_r</span> <span class="token punctuation">（</span> <span class="token variable">$ temp_files</span> <span class="token punctuation">）</span> <span class="token punctuation">;</span>
<span class="token delimiter important">？></span>

自分で試してみてください