Tumortisch-Dist/resources/app/node_modules/date-fns/differenceInCalendarYears/index.js
2021-06-15 16:00:08 +02:00

47 lines
1.5 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = differenceInCalendarYears;
var _index = _interopRequireDefault(require("../toDate/index.js"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/**
* @name differenceInCalendarYears
* @category Year Helpers
* @summary Get the number of calendar years between the given dates.
*
* @description
* Get the number of calendar years between the given dates.
*
* ### 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} dateLeft - the later date
* @param {Date|Number} dateRight - the earlier date
* @returns {Number} the number of calendar years
* @throws {TypeError} 2 arguments required
*
* @example
* // How many calendar years are between 31 December 2013 and 11 February 2015?
* var result = differenceInCalendarYears(
* new Date(2015, 1, 11),
* new Date(2013, 11, 31)
* )
* //=> 2
*/
function differenceInCalendarYears(dirtyDateLeft, dirtyDateRight) {
if (arguments.length < 2) {
throw new TypeError('2 arguments required, but only ' + arguments.length + ' present');
}
var dateLeft = (0, _index.default)(dirtyDateLeft);
var dateRight = (0, _index.default)(dirtyDateRight);
return dateLeft.getFullYear() - dateRight.getFullYear();
}
module.exports = exports.default;