/**
* 二维数组多字段排序(方法)
* @param $list
* @param $field
* @return mixed
* Author: Lyn
* Date: 2020/8/25 15:07
*/
private function sortByCols($list, $field)
{
$sort_arr = array();
$sort_rule = '';
foreach ($field as $sort_field => $sort_way) {
foreach ($list as $key => $val) {
$sort_arr[$sort_field][$key] = $val[$sort_field];
}
$sort_rule .= '$sort_arr["' . $sort_field . '"],' . $sort_way . ',';
}
if (empty($sort_arr) || empty($sort_rule)) {
return $list;
}
eval('array_multisort(' . $sort_rule . ' $list);');
return $list;
}
//用法
$this->sortByCols($list['data'], array(
'id' => SORT_DESC,
//'value' => SORT_DESC,
));