X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fcore.js;h=4c7b07eca87226591d2c87de4e75ab8f2e65911f;hb=715d1c5a30cc4986018bbf063713f14c34c3e258;hp=5f1bc3a6b55d3fda6955c46ad2c7525242858486;hpb=f25eedf32a7555f71a246c6f491292ce876c4133;p=jquery.git

diff --git a/src/core.js b/src/core.js
index 5f1bc3a..4c7b07e 100644
--- a/src/core.js
+++ b/src/core.js
@@ -567,23 +567,20 @@ jQuery.extend({
 	},
 
 	merge: function( first, second ) {
-		var pos, i = second.length;
+		var i = first.length, j = 0;
 
-		// We have to get length this way when IE & Opera overwrite the length
-		// expando of getElementsByTagName
-		if ( i && i.nodeType ) {
-			for ( i = 0; second[i]; ++i ) {}
-		}
-		
-		pos = i + first.length;
-		
-		// Correct length for non Arrays
-		first.length = pos;
-		
-		while ( i ) {
-			first[ --pos ] = second[ --i ];
+		if ( typeof second.length === "number" ) {
+			for ( var l = second.length; j < l; j++ ) {
+				first[ i++ ] = second[ j ];
+			}
+		} else {
+			while ( second[j] !== undefined ) {
+				first[ i++ ] = second[ j++ ];
+			}
 		}
 
+		first.length = i;
+
 		return first;
 	},