Date.prototype.subtract >= 0.1.4

Purpose

Subtract a unit of time from the current date

Syntax

Date#subtract ( NumberamountStringunit );

Parameters

amount

unit

year, month, week, day, ...

Return values

Date

Returns itself

Examples

var a = new Date("2015-08-26T15:29:00.000Z");
>>> Wed Aug 26 2015 17:29:00 GMT+0200 (CEST)

a.subtract(1, 'second');
>>> Wed Aug 26 2015 17:28:59 GMT+0200 (CEST)

a.subtract(2, 'hours');
>>> Wed Aug 26 2015 15:28:59 GMT+0200 (CEST)

a.subtract(1, 'year');
>>> Tue Aug 26 2014 15:28:59 GMT+0200 (CEST)

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