Ticket #5704: extendcorrection.txt

jQuery.extend = jQuery.fn.extend = function() {
        ...
        for ( ; i < length; i++ )
                // Only deal with non-null/undefined values
                if ( (options = arguments[ i ]) != null )
                        // Extend the base object
                        for ( var name in options ) {
                                var src = target[ name ], copy = options[ name ];

                                // Prevent never-ending loop
                                if ( target === copy )
                                        continue;

                                // Recurse if we're merging object values
                                if ( deep && copy && typeof copy === "object" && !copy.nodeType )
                                        target[ name ] = jQuery.extend( deep, 
                                                // Never move original objects, clone them
                                                (typeof src === "object" ? src : null) || ( copy.length != null ? [ ] : { } ) //***Changed***
                                        , copy );

                                // Don't bring in undefined values
                                else if ( copy !== undefined )
                                        target[ name ] = copy;

                        }

        // Return the modified object
        return target;
};