Javascript String url()

///*from  w  w w.  ja v  a  2 s.  c  om*/
String.prototype.url = function() {
  const params = this.match(/:([^\/]+)/ig);
  let str = this;

  if (params) {
    params.forEach((param, i) => {
      str = str.replace(param, arguments[i]);
    });
  }

  return '/#' + str;
};