Here you can find the source of addDays(days)
Date.prototype.addDays = function(days) { var dat = new Date(this.valueOf()); dat.setDate(dat.getDate() + days);/*from w w w. j a va2 s.c o m*/ return dat; }
Date.prototype.addDays = function(d) {
this.setDate(this.getDate() + d);
};
function addDays(date, days) { var result = new Date(date); result.setDate(date.getDate() + days); return result;
Date.prototype.addDays = function (days) { this.setDate(this.getDate() + days); return this; };
Date.prototype.addDays = function(days) { var date = new Date(this.valueOf()) date.setDate(date.getDate() + days); return date; };
Date.prototype.addDays = function(days) { const dat = new Date(this.valueOf()); dat.setDate(dat.getDate() + days); return dat; };
Date.prototype.addDays = function(days) var dat = new Date(this.valueOf()); dat.setDate(dat.getDate() + days); return dat; Date.prototype.addMinutes = function(mins) return new Date(this.valueOf() + (mins * 60 * 1000)); ...
Date.prototype.addDays = function(days) var dat = new Date(this.valueOf()); dat.setDate(dat.getDate() + days); return dat;
Date.prototype.addDays = function(days) { this.setDate(this.getDate() + days); return this;
Date.prototype.addDays = function(days) { days = parseInt(days); this.setDate(this.getDate() + (days || 0)); return this;