const queryString = "?q=JavaScript&lang=en&limit=10";
let obj = new URLSearchParams(queryString);
console.log(obj.get('q'));
console.log(obj.get('lang'));
console.log(obj.get('limit'));
obj = Object.fromEntries(new URLSearchParams(queryString));
console.log(obj);
/*
run:
"JavaScript"
"en"
"10"
{
lang: "en",
limit: "10",
q: "JavaScript"
}
*/