1.Parse a query string into an object

queryString.js

const urlQuery = {
    getAll(url) {
        if(!url) {
            return {};
        }

        const regx = /([^?=&]+)=([^&]*)?/g,
            result = {};
        
        url.replace(regx, (_, $1, $2) => result[$1] = decodeURIComponent($2 || ''));

        return result;
    },
    getByName(url, name) {
        if(!url) {
            return null;
        }

        const result = url.match(new RegExp('(\\?|&)' + name + '=(.*?)(&|$)')),
            param = (result && decodeURIComponent(result[2])) || null;

        return param;
    }
}