复制代码 代码如下:

//create the date

var myDate = new Date();

//add a day to the date

myDate.setDate(myDate.getDate() + 1);

//add a week

myDate.setDate(myDate.getDate() + 7);

//add a month

myDate.setMonth(myDate.getMonth() + 1);

//add a year

myDate.setYear(myDate.getYear() + 1);