Get string with URL parameters for using when Ajax post request ('Content-Type', 'application/x-www-form-urlencoded')

get-url-params.js

/**
 * Get URL Params
 *
 * @description String with URL parameters for using when Ajax post request
 *
 * @example
 * getUrlParams({prop1: value1, prop2: value2});
 *
 * @param {Object} object - object with properties and values
 * @returns {string|null}
 */
const getUrlParams = (object) => {
    let key, value, array = [], params = null;

    for (key in object) {
        if (object.hasOwnProperty(key)) {
            key = encodeURIComponent(key);
            value = encodeURIComponent(object[key]);

            array.push(`${key}=${value}`);
        }
    }

    if (!array.length) return params;

    params = array.join('&');

    return params;
};