- return this.pushStack(
- selector.constructor == String &&
- jQuery.multiFilter( selector, this, true ) ||
-
- jQuery.grep(this, function(elem) {
- return selector.constructor == Array || selector.jquery ?
- jQuery.inArray( elem, selector ) < 0 :
- elem != selector;
- }) );
+ if ( selector.constructor == String )
+ // test special case where just one selector is passed in
+ if ( isSimple.test( selector ) )
+ return this.pushStack( jQuery.multiFilter( selector, this, true ) );
+ else
+ selector = jQuery.multiFilter( selector, this );
+
+ var isArrayLike = selector.length && selector[selector.length - 1] !== undefined && !selector.nodeType;
+ return this.filter(function() {
+ return isArrayLike ? jQuery.inArray( this, selector ) < 0 : this != selector;
+ });