JavaScript gets the specified parameters in the Url address

JavaScript gets the specified parameters in the Url address

var url = "https://codemank23.com?username=kkk&scope=1";
			if (url.indexOf("username") != -1) {
    
     //地址栏存在username参数
				let params = url.split("?")[1].split("&");
				for (let index = 0; index < params.length; index++) {
    
    
					if (params[index].indexOf("username=") != -1) {
    
    
						var ticket = params[index].split("=")[1];
						console.log(ticket);
					}
				}
			}