cleanData: function( elems ) {
        var data, elem, type, key,
            special = jQuery.event.special,
            i = 0;

        for ( ; (elem = elems[ i ]) !== undefined; i++ ) {
            if ( jQuery.acceptData( elem ) ) {
                key = elem[ data_priv.expando ];

                if ( key && (data = data_priv.cache[ key ]) ) {
                    if ( data.events ) {
                        for ( type in data.events ) {
                            if ( special[ type ] ) {
                                jQuery.event.remove( elem, type );

                            // This is a shortcut to avoid jQuery.event.remove's overhead
                            } else {
                                jQuery.removeEvent( elem, type, data.handle );
                            }
                        }
                    }
                    if ( data_priv.cache[ key ] ) {
                        // Discard any remaining `private` data
                        delete data_priv.cache[ key ];
                    }
                }
            }
            // Discard any remaining `user` data
            delete data_user.cache[ elem[ data_user.expando ] ];
        }
    }