Передача реквизита в другой компонент по нажатию кнопки

function removeDuplicateQueryParams(url) {
  var params = {};
  var parsedParams = '';
  var hash = url.split('#'); // account for hashes
  var parts = hash[0].split('?');
  var origin = parts[0];
  var retURL;
  
  // iterate over all query params
  parts[1].split('&').forEach(function(param){
    // Since Objects can only have one key of the same name, this will inherently
    // filter out duplicates and keep only the latest value.
    // The key is param[0] and value is param[1].
    param = param.split('=');
    params[param[0]] = param[1];
  });
  
  Object.keys(params).forEach(function(key, ndx){
    parsedParams += (ndx === 0)
      ? '?' + key +'='+ params[key]
      : '&' + key +'='+ params[key];
  });
  
  return origin + parsedParams + (hash[1] ? '#'+hash[1] : '');
}

console.log( removeDuplicateQueryParams('http://fake.com?q1=fu&bar=fu&q1=fu&q1=diff') );
console.log( removeDuplicateQueryParams('http://fake.com?q1=fu&bar=fu&q1=fu&q1=diff#withHash') );