natcasesort

名称:natcasesort

分类:数组

所属语言:php

一句话介绍:用“自然排序”算法对数组进行不区分大小写字母的排序。

实例

<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><mark><span class="token function">natsort</span><span class="token punctuation">(</span><span class="token variable">$temp_files</span><span class="token punctuation">)</span><span class="token punctuation">;</span></mark><span class="token punctuation"></span>
<span class="token keyword">echo</span> <span class="token string double-quoted-string">"自然排序："</span><span class="token punctuation">;</span>
<span class="token function">print_r</span><span class="token punctuation">(</span><span class="token variable">$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">natcasesort</span><span class="token punctuation">(</span><span class="token variable">$temp_files</span><span class="token punctuation">)</span><span class="token punctuation">;</span></mark><span class="token punctuation"></span>
<span class="token keyword">echo</span> <span class="token string double-quoted-string">"不区分大小写的自然排序："</span><span class="token punctuation">;</span>
<span class="token function">print_r</span><span class="token punctuation">(</span><span class="token variable">$temp_files</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

以上代码的输出：

自然排序：

Array
(
[0] => Temp10.txt
[1] => Temp22.txt
[2] => temp1.txt
[4] => temp2.txt
[3] => temp15.txt
)

不区分大小写的自然顺序：

Array
(
[2] => temp1.txt
[4] => temp2.txt
[0] => Temp10.txt
[3] => temp15.txt
[1] => Temp22.txt
)