方式一： if(!WebCalendar.timeShow)WebCalendar.dateReg=/^(d{1,4})(-|/)(d{1,2})2(d{1,2})$/;elseWebCalendar.dateReg=/^(d{1,4})(-|/)(d{1,2})2(d{1,2})(d{1,2}):(d{1,...