!(function (e, n) {
    if ('object' == typeof exports && 'undefined' != typeof module) {
        module.exports = n();
    } else {
        if ('function' == typeof define && define.amd) {
            define(n);
        } else {
            (e = 'undefined' != typeof globalThis ? globalThis : e || self).dayjs_plugin_isoWeeksInYear = n();
        }
    }
})(this, function () {
    'use strict';

    return function (e, n) {
        n.prototype.isoWeeksInYear = function () {
            var e = this.isLeapYear();
            var n = this.endOf('y').day();
            return 4 === n || (e && 5 === n) ? 53 : 52;
        };
    };
});