code: function get(obj, subkey) {
    if (!obj) { return; }
  
    if (Array.isArray(obj)) {
      obj = obj[0];
    }
    return obj[subkey || '#'];
  }
docs: Utility function to test for and extract a subkey.
  
  var obj = { '#': 'foo', 'bar': 'baz' };
  
  get(obj);
  // => 'foo'
  
  get(obj, 'bar');
  // => 'baz'
  
  @param {Object} obj
  @param {String} [subkey="#"] By default, use the '#' key, but you may pass any key you like
  @return {*} Returns the value of the selected key or 'null' if undefined.