<?php
$a[]=array('0','9','27','234');$a[]=array('1','8','45','218');echo $a0;
求$a$i;就是数组8,9的那列。来重新排这整个数组
排序函数例子$arr=array("2772","28","20","123","0");array_multisort($arr);print_r($arr);?>
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