PHP函数Ksort()通过关键字对数组进行排序的具体方式介绍_PHP教程

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<li class="alt"><span><span>$</span><span class="attribute"><font color="#ff0000">data</font></span><span> = </span><span class="attribute-value"><font color="#0000ff">array</font></span><span>("US" =</span><span class="tag"><strong><font color="#006699">></font></strong></span><span> "United States", <br>"IN" =</span><span class="tag"><strong><font color="#006699">></font></strong></span><span> "India", "DE" =</span><span class="tag"><strong><font color="#006699">></font></strong></span><span> "Germany", "ES" =</span><span class="tag"><strong><font color="#006699">></font></strong></span><span> <br>"Spain");ksort($data); print_r($data);  </span></span></li>
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<span></span><span class="tag"><strong><font color="#006699">?></font></strong></span><span> </span>
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