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- "use strict";
- var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault").default;
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports.default = getDaysInMonth;
- var _index = _interopRequireDefault(require("../toDate/index.js"));
- var _index2 = _interopRequireDefault(require("../_lib/requiredArgs/index.js"));
- /**
- * @name getDaysInMonth
- * @category Month Helpers
- * @summary Get the number of days in a month of the given date.
- *
- * @description
- * Get the number of days in a month of the given date.
- *
- * @param {Date|Number} date - the given date
- * @returns {Number} the number of days in a month
- * @throws {TypeError} 1 argument required
- *
- * @example
- * // How many days are in February 2000?
- * const result = getDaysInMonth(new Date(2000, 1))
- * //=> 29
- */
- function getDaysInMonth(dirtyDate) {
- (0, _index2.default)(1, arguments);
- var date = (0, _index.default)(dirtyDate);
- var year = date.getFullYear();
- var monthIndex = date.getMonth();
- var lastDayOfMonth = new Date(0);
- lastDayOfMonth.setFullYear(year, monthIndex + 1, 0);
- lastDayOfMonth.setHours(0, 0, 0, 0);
- return lastDayOfMonth.getDate();
- }
- module.exports = exports.default;
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