read url param in javascript code example

Example 1: get params js

// www.example.com/users?token=12345

let params = (new URL(document.location)).searchParams;
let token = params.get("token");
// 12345

Example 2: get parameters from url

www.test.com/t.html?a=1&b=3&c=m2-m3-m4-m5