arsort

名稱:arsort

分類:數組

所屬語言:php

一句話介紹:對關聯數組按照鍵值進行降序排序。

實例

按照鍵值對關聯數組進行降序排序：

 <span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token variable">$age</span> <span class="token operator">=</span> <span class="token keyword">array</span> <span class="token punctuation">(</span> <span class="token string double-quoted-string">"Bill"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"60"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Steve"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"56"</span> <span class="token punctuation">,</span> <span class="token string double-quoted-string">"Mark"</span> <span class="token operator">=></span> <span class="token string double-quoted-string">"31"</span> <span class="token punctuation">)</span> <span class="token punctuation">;</span>
<span class="token function"></span></span><mark><span class="token function">arsort</span> <span class="token punctuation">(</span> <span class="token variable">$age</span> <span class="token punctuation">)</span></mark><span class="token punctuation"></span> <span class="token punctuation">;</span>
<span class="token delimiter important">?></span>

親自試一試