js日期时间工具类(完善中...)_weixin_33749242的博客

js工具类

var dateUtil = {
        // 获得当前日期,格式:yyyy-MM-dd
        getNow: function() {
                var date = new Date();
                var y = date.getFullYear();
                var m = addZero(date.getMonth() + 1); // 获取当前月份的日期
                var d = addZero(date.getDate());
                return y + "-" + m + "-" + d;
        },
        // 获得当前日期前X天的日期,格式:yyyy-MM-dd
        getBeforeDate: function(dayCount) {
                var date = new Date();
                date.setDate(date.getDate() - dayCount); //获取dayCount天前的日期
                var y = date.getFullYear();
                var m = addZero(date.getMonth() + 1);
                var d = addZero(date.getDate());
                return y + "-" + m + "-" + d;
        },
        // 获得当前日期后X天的日期,格式:yyyy-MM-dd
        getAfterDate: function(dayCount) {
                var date = new Date();
                date.setDate(date.getDate() + dayCount); //获取dayCount天后的日期
                var y = date.getFullYear();
                var m = addZero(date.getMonth() + 1);
                var d = (date.getDate());
                return y + "-" + m + "-" + d;
        },
        // 获得当前月,格式:yyyy-MM
        getNowMonth: function() {
                var date = new Date();
                var y = date.getFullYear();
                var m = addZero(date.getMonth() + 1); // 获取当前月份的日期
                return y + "-" + m;
        },
        // 获得当前月前X月的年月,格式:yyyy-MM
        getBeforeMonth: function(monthCount) {
                var date = new Date();
                date.setMonth(date.getMonth() + 1 - monthCount); //获取dayCount天前的月
                var y = date.getFullYear();
                var m = addZero(date.getMonth());
                return y + "-" + m;
        },
        // 获得当前月后X月的年月,格式:yyyy-MM
        getAfterMonth: function(monthCount) {
                var date = new Date();
                date.setMonth(date.getMonth() + 1 - monthCount); //获取dayCount天后的日期
                var y = date.getFullYear();
                var m = addZero(date.getMonth());
                return y + "-" + m;
        }
};
function addZero(number) {
        if (number < 10) {
                number = '0' + number;
        }
        return number;
}
//调用方式,如:dateUtil.getNow();var dateUtil = {
        // 获得当前日期