/**
* 对二维数组去除重复值
* @param $target_arr 目标数组
* @return array 返回去重后的数组
*/
function arrayTwoUnique(array $target_arr)
{
$result = array();
foreach($target_arr as $key => $val){
foreach ($val as $k => $v) {
foreach ($result as $i => $vo) {
if ($val[$k] == $vo[$k]) {
continue 3;
}
}
}
$result[] = $val;
}
return $result;
}