Just pushed some major speed improvements through for $.each() - we're now seeing...

diff --git a/src/jquery/jquery.js b/src/jquery/jquery.js
index ff33034..5ffccc5 100644 (file)
--- a/src/jquery/jquery.js
+++ b/src/jquery/jquery.js
@@ -1394,9 +1394,15 @@ jQuery.extend({
                if ( obj.length == undefined )
                        for ( var i in obj )
                                fn.apply( obj[i], args || [i, obj[i]] );
-               else
+               else if ( args ) {
                        for ( var i = 0, ol = obj.length; i < ol; i++ )
-                               if ( fn.apply( obj[i], args || [i, obj[i]] ) === false ) break;
+                               if ( fn.apply( obj[i], args ) === false ) break;
+
+               // A special, fast, case for the most common use of each
+               } else
+                       for ( var i = 0, ol = obj.length, val = obj[0]; 
+                               i < ol && fn.call(val,i,val) !== false; val = obj[++i] );
+
                return obj;
        },