Updating existing URL querystring values with jQuery

Question

Let\'s say I have a url such as:

http://www.example.com/hello.png?w=100&h=100&bg=white

What I\'d like to do is update the values of

Answer 1

URI.js seems like the best approach to me http://medialize.github.io/URI.js/

let uri = URI("http://test.com/foo.html").addQuery("a", "b");
// http://test.com/foo.html?a=b
uri.addQuery("c", 22);
// http://test.com/foo.html?a=b&c=22
uri.hash("h1");
// http://test.com/foo.html?a=b&c=22#h1
uri.hash("h2");
// http://test.com/foo.html?a=b&c=22#h2