[Jquery] jQuery ottiene l'estensione del valore del parametro URL

Ottieni il valore del parametro URL del browser
https://www.itsvse.com/thread-8423-1-1.html

var paramsString = "q=URLUtils.searchParams&topic=api"
var searchParams = new URLSearchParams(paramsString);

per (sia p di searchParams) {
  console.log(p);
}

searchParams.has("topic") === vero; Vero
searchParams.get("topic") === "api"; Vero
searchParams.getAll("topic"); ["API"]
searchParams.get("foo") === null; Vero
searchParams.append("topic", "webdev");
searchParams.toString(); "q=URLUtils.searchParams&topic=api&topic=webdev"
searchParams.set("topic", "More webdev");
searchParams.toString(); "q=URLUtils.searchParams&topic=More+webdev"
searchParams.delete("topic");
searchParams.toString(); "q=URLUtils.searchParams"