X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fcore.js;h=6f8d40ff4a2772e5b599640170ddbc90369d1869;hb=8d52c27808a77f51d1cf42c7e738b0b356466c1a;hp=1721bdacf7bb46136735d4b89392e65b251aacb8;hpb=6b912beb7b7ba3147112b8291ba3d3deb888bdba;p=jquery.git

diff --git a/src/core.js b/src/core.js
index 1721bda..6f8d40f 100644
--- a/src/core.js
+++ b/src/core.js
@@ -245,7 +245,7 @@ jQuery.extend = jQuery.fn.extend = function() {
 				if ( deep && copy && typeof copy === "object" && !copy.nodeType ) {
 					target[ name ] = jQuery.extend( deep,
 						// Never move original objects, clone them
-						src || ( copy.length != null ? [ ] : { } ), copy );
+						src || ( jQuery.isArray(copy) ? [ ] : { } ), copy );
 
 				// Don't bring in undefined values
 				} else if ( copy !== undefined ) {