Jquery - Append current url params to all urls on page

test.js

$("a").each(function () {
  $(this).attr(
    "href",
    function () {
        var currentUrlHasNoParams = location.search == ""
        var hrefAlreadyHasQueryString = $(this).attr("href").includes("?")
        var token = hrefAlreadyHasQueryString ? "&" : "?"

        if(currentUrlHasNoParams){
            return $(this).attr("href")
        }
        
        return  $(this).attr("href") + token + location.search.substring(1)
    }
  );
});