Function extend

test/angular/1.2/angular.js:427–439

* @ngdoc function * @name angular.extend * @module ng * @kind function * * @description * Extends the destination object `dst` by copying own enumerable properties from the `src` object(s) * to `dst`. You can specify multiple `src` objects. * * @param {Object} dst Destination object. * @pa

(dst)

 * @returns {Object} Reference to `dst`.
 */
function extend(dst) {
  var h = dst.$$hashKey;
  forEach(arguments, function(obj) {
    if (obj !== dst) {
      forEach(obj, function(value, key) {
        dst[key] = value;
      });
    }
  });

  setHashKey(dst,h);
  return dst;
}

function int(str) {
  return parseInt(str, 10);