JS系列---【判断是否是标准时间】

if(Object.prototype.toString.call(this.form.timeDate) === '[object Date]'){
            let time = new Date(this.form.timeDate);
            let newTime = time.getFullYear() + '-' + this.zero(time.getMonth()+1) + '-'+this.zero(time.getDate());
            this.form.timeDate = newTime;
        }