34 lines
1.1 KiB
JavaScript
34 lines
1.1 KiB
JavaScript
|
import toInteger from '../_lib/toInteger/index.js';
|
||
|
|
import addMilliseconds from '../addMilliseconds/index.js';
|
||
|
|
var MILLISECONDS_IN_HOUR = 3600000;
|
||
|
|
/**
|
||
|
|
* @name addHours
|
||
|
|
* @category Hour Helpers
|
||
|
|
* @summary Add the specified number of hours to the given date.
|
||
|
|
*
|
||
|
|
* @description
|
||
|
|
* Add the specified number of hours to the given date.
|
||
|
|
*
|
||
|
|
* ### v2.0.0 breaking changes:
|
||
|
|
*
|
||
|
|
* - [Changes that are common for the whole library](https://github.com/date-fns/date-fns/blob/master/docs/upgradeGuide.md#Common-Changes).
|
||
|
|
*
|
||
|
|
* @param {Date|Number} date - the date to be changed
|
||
|
|
* @param {Number} amount - the amount of hours to be added
|
||
|
|
* @returns {Date} the new date with the hours added
|
||
|
|
* @throws {TypeError} 2 arguments required
|
||
|
|
*
|
||
|
|
* @example
|
||
|
|
* // Add 2 hours to 10 July 2014 23:00:00:
|
||
|
|
* var result = addHours(new Date(2014, 6, 10, 23, 0), 2)
|
||
|
|
* //=> Fri Jul 11 2014 01:00:00
|
||
|
|
*/
|
||
|
|
|
||
|
|
export default function addHours(dirtyDate, dirtyAmount) {
|
||
|
|
if (arguments.length < 2) {
|
||
|
|
throw new TypeError('2 arguments required, but only ' + arguments.length + ' present');
|
||
|
|
}
|
||
|
|
|
||
|
|
var amount = toInteger(dirtyAmount);
|
||
|
|
return addMilliseconds(dirtyDate, amount * MILLISECONDS_IN_HOUR);
|
||
|
|
}
|