var i = 0;
ret.each(function() {
- if ( this.nodeType !== 1 || this.nodeName !== (orig[i] && orig[i].nodeName) ) {
+ if ( this.nodeType !== 1 || this.nodeName !== (orig[i] && orig[i].nodeName) || !jQuery.hasData(orig[i]) ) {
return;
}
var oldData = jQuery.data( orig[i++] ),
- curData = jQuery.data( this, oldData ),
+ curData = jQuery.data( this, jQuery.extend(true, {}, oldData) ),
events = oldData && oldData.events;
if ( events ) {