php实例分享之二维数组排序_PHP教程

function array_sort($arr,$keys,$type='asc'){
$keysvalue = $new_array = array();
foreach ($arr as $k=>$v){
$keysvalue[$k] = $v[$keys];
}
if($type == 'asc'){
asort($keysvalue);
}else{
arsort($keysvalue);
}
reset($keysvalue);

$index = 0;//保存下标不变用$k,下标从0开始就用$index;
foreach ($keysvalue as $k=>$v){

$new_array[$index] = $arr[$k];

$index++;
}
return $new_array;
}

$array = array(
array('name'=>'Js','date'=>'2014-05-01'),
array('name'=>'Sh','date'=>'2014-04-30'),
array('name'=>'Bj','date'=>'2014-05-02')
);

$arrayList = array_sort($array,'date');
print_r($arrayList);