[JS get all url params] #js

allparams.js

function allUrlParams(url) {
  var url = decodeURIComponent(url);
  var paramsPart = url.split('?')[1];

  if (!paramsPart)
    return {};

  var params = paramsPart.split('&');
  var pairs = {};
  for (var i = 0; i < params.length; i++) {
    var param = params[i].split('=');
    if (param.length == 2) {
      pairs[param[0]] = param[1];
    }
  }

  return pairs;
}