Date.prototype.add >= 0.1.4

Purpose

Add a unit of time to the current date

Syntax

Date#add ( Numberamount Stringunit );

Parameters

amount
unit
year, month, week, day, ...

Return values

Date

Returns itself

Examples

var a = new Date("2015-08-26T15:29:00.000Z");

a.add(1, 'second');
//>>> Wed Aug 26 2015 17:29:01 GMT+0200 (CEST)

a.add(2, 'seconds');>>> Wed Aug 26 2015 17:29:03 GMT+0200 (CEST)

a.add(4, 'weeks');>>> Wed Sep 23 2015 17:29:03 GMT+0200 (CEST)