public function dataTables()
{
$dicts = Dict::whereNotIn('code', array('USER_LEVEL'))->get();
return Datatable::collection($dicts)->showColumns("id", "code", "name", "para_code", "para_name", "para_add1", "desc", "created_at")->searchColumns('code')->orderColumns('created_at')->setAliasMapping()->make();
}
