const URL = new URLSearchParams("http://seek4info.com/search.php?q=hosting&total=10&size=25k");
console.log(URL.toString());
URL.delete('total');
console.log(URL.toString());
/*
run:
"http%3A%2F%2Fseek4info.com%2Fsearch.php%3Fq=hosting&total=10&size=25k"
"http%3A%2F%2Fseek4info.com%2Fsearch.php%3Fq=hosting&size=25k"
*/