static void beforeDelete_InterfaceModule(EJDB db, EJ.InterfaceModule item) { //删除子模块 var items = db.InterfaceModule.Where(m => m.ParentID == item.id).ToList(); foreach (var t in items) { db.Delete(t); } var items2 = db.InterfaceInModule.Where(m => m.ModuleID == item.id).ToList(); foreach (var t in items2) { db.Delete(t); } }