// <summary> /// 删除符合条件的SysLogModel实体 /// </summary> /// <param name="predicate"></param> /// <returns></returns> public bool DeleteMulitiSysLogByCondition(Expression <Func <SysLogModel, bool> > predicate) { var result = false; try { result = dal_SysLog.DeleteByCondition(predicate) > 0 ? true : false; } catch (Exception ex) { throw ex; } return(result); }