48 lines
1.4 KiB
JavaScript
48 lines
1.4 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = differenceInHours;
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var _index = _interopRequireDefault(require("../differenceInMilliseconds/index.js"));
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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var MILLISECONDS_IN_HOUR = 3600000;
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/**
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* @name differenceInHours
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* @category Hour Helpers
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* @summary Get the number of hours between the given dates.
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*
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* @description
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* Get the number of hours between the given dates.
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*
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* ### v2.0.0 breaking changes:
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*
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* - [Changes that are common for the whole library](https://github.com/date-fns/date-fns/blob/master/docs/upgradeGuide.md#Common-Changes).
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*
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* @param {Date|Number} dateLeft - the later date
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* @param {Date|Number} dateRight - the earlier date
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* @returns {Number} the number of hours
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* @throws {TypeError} 2 arguments required
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*
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* @example
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* // How many hours are between 2 July 2014 06:50:00 and 2 July 2014 19:00:00?
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* var result = differenceInHours(
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* new Date(2014, 6, 2, 19, 0),
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* new Date(2014, 6, 2, 6, 50)
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* )
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* //=> 12
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*/
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function differenceInHours(dirtyDateLeft, dirtyDateRight) {
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if (arguments.length < 2) {
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throw new TypeError('2 arguments required, but only ' + arguments.length + ' present');
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}
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var diff = (0, _index.default)(dirtyDateLeft, dirtyDateRight) / MILLISECONDS_IN_HOUR;
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return diff > 0 ? Math.floor(diff) : Math.ceil(diff);
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}
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module.exports = exports.default;
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