摘要：https://stackoverflow.com/questions/2920150/insert-text-at-cursor-in-a-content-editable-div function insertTextAtCaret(text) { var sel, range; if (win 阅读全文

摘要：Orm::withCount(['relation as relation_sum' =>function($query){ $query->select(DB::raw("sum(amount) as relationsum")); }]) 阅读全文