php二維數組自訂排序

<?php//對二維數組自訂排序function array_sort($arr,$keys,$type){    $keysvalue=array();    $i = 0;    foreach($arr as $key=>$val) {        $val[$keys] = str_replace("-","",$val[$keys]);        $val[$keys] = str_replace(" ","",$val[$keys]);        $val[$keys] = str_replace(":","",$val[$keys]);        $keysvalue[] =$val[$keys];    }    asort($keysvalue); //key值排序    reset($keysvalue); //指標重新指向數組第一個    foreach($keysvalue as $key=>$vals) {        $keysort[] = $key;    }    $new_array = array();    if($type != "asc"){        for($ii=count($keysort)-1; $ii>=0; $ii--) {            $new_array[] = $arr[$keysort[$ii]];        }    }else{        for($ii=0; $ii<count($keysort); $ii++){        $new_array[] = $arr[$keysort[$ii]];        }    }    return $new_array;}$arr = array(        array(                'name'        =>    '學習',                'size'        =>    '1235',                'type'        =>    'jpe',                'time'        =>    '1921-11-13',                'class'        =>    'dd',        ),        array(                'name'        =>    '中國功夫',                'size'        =>    '153',                'type'        =>    'jpe',                'time'        =>    '2005-11-13',                'class'        =>    'jj',        ),        array(                'name'        =>    '編程',                'size'        =>    '35',                'type'        =>    'gif',                'time'        =>    '1997-11-13',                'class'        =>    'dd',        ),        array(                'name'        =>    '中國功夫',                'size'        =>    '65',                'type'        =>    'jpe',                'time'        =>    '1925-02-13',                'class'        =>    'yy',        ),);echo '<pre>';print_r(array_sort($arr,'size','asc'));function sysSortArray($ArrayData,$KeyName1,$SortOrder1 = "SORT_ASC",$SortType1 = "SORT_REGULAR"){    if(!is_array($ArrayData))    {        return $ArrayData;    }    // Get args number.    $ArgCount = func_num_args();    // Get keys to sort by and put them to SortRule array.    for($I = 1;$I < $ArgCount;$I ++)    {        $Arg = func_get_arg($I);        if(!eregi("SORT",$Arg))        {            $KeyNameList[] = $Arg;            $SortRule[]    = '$'.$Arg;        }        else        {            $SortRule[]    = $Arg;        }    }    foreach($ArrayData AS $Key => $Info)    {        foreach($KeyNameList AS $KeyName)        {            ${$KeyName}[$Key] = $Info[$KeyName];        }    }    $EvalString = 'array_multisort('.join(",",$SortRule).',$ArrayData);';    eval ($EvalString);    return $ArrayData;}?>

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