JavaScript Tambahkan Parameter Permintaan Pembaruan ke URL

function update_query_parameters(key, val) {
   uri = window.location.href
      .replace(RegExp("([?&]"+key+"(?=[=&#]|$)[^#&]*|(?=#|$))"), "&"+key+"="+encodeURIComponent(val))
      .replace(/^([^?&]+)&/, "$1?");
   return uri;
}
// examples: the following may update ?page=4 in url and redirects to 
window.location.href = update_query_parameters('page', '4);
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