There is an error on .attr to get flash object attribute

There is an error on .attr to get flash object attribute

jquery-1.9.1.js line 2370
ie 11

  1. if ( typeof elem.getAttribute !== core_strundefined ) {
  2. ret =  elem.getAttribute( name );
  3. }
why not
  1. if (elem.getAttribute) {
  2. ret =  elem.getAttribute( name );
  3. }