define(['exports'], (function (exports) { 'use strict';

    /**
     * FormValidation (https://formvalidation.io)
     * The best validation library for JavaScript
     * (c) 2013 - 2023 Nguyen Huu Phuoc <me@phuoc.ng>
     */
    function digits() {
        return {
            /**
             * Return true if the input value contains digits only
             */
            validate: function (input) {
                return { valid: input.value === '' || /^\d+$/.test(input.value) };
            },
        };
    }

    exports.digits = digits;

}));
