Appends a specified key/value pair as a new search parameter.
let searchParams = new URLSearchParams();
searchParams.append('name', 'first');
searchParams.append('name', 'second');
Appends a specified key/value pair as a new search parameter.
let searchParams = new URLSearchParams();
searchParams.append('name', 'first');
searchParams.append('name', 'second');