Remove url parameter from url path using fallback for IE and legacy browsers

removeUrlParameter.js

function removeUrlParameter(url, param) {
  if (typeof URLSearchParams !== 'undefined') {
    // modern browsers
    var r = new URL(url);
    r.searchParams.delete(param);
    return r.href;
  } else {
    // IE version
    return url.replace(new RegExp('^([^#]*\?)(([^#]*)&)?' + parameter + '(\=[^&#]*)?(&|#|$)' ), '$1$3$5').replace(/^([^#]*)((\?)&|\?(#|$))/,'$1$3$4')
  }
}

removeUrlParameter(location.href, 'comp');