<div class="codetitle"><a style="CURSOR: pointer" data="2622" class="copybut" id="copybut2622" onclick="doCopy('code2622')"> 代码如下:<div class="codebody" id="code2622"> <?php /* 逆序二维数组插入一元素 @author WadeYu @date 2012-05-30 / $aSorted = array( array(1,100), array(2,90), array(3,80), array(4,70), array(5,60), array(6,50), array(7,40), array(8, array(9, array(10,20), ); $aInsert = array(11,40); $maxCmpIdx = 0; $cnt = 0; $maxCnt = 10; foreach ($aSorted as $idx => $arr){ if ($arr[0] == $aInsert[0]){ $maxCmpIdx = $idx; } $cnt++; } if ( !$maxCmpIdx){ $maxCmpIdx = $cnt++; } $aSorted[$maxCmpIdx] = $aInsert; for ($i = $maxCmpIdx; $i > 0; $i--){ if ($aSorted[$i][1] > $aSorted[$i-1][1]){ $aTmp = $aSorted[$i-1]; $aSorted[$i-1] = $aSorted[$i]; $aSorted[$i] = $aTmp; continue ; } break; } for ($i = $cnt; $i > $maxCnt; $i--){ unset($aSorted[$i-1]); } print_r($aSorted);
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