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jquery core: improves #3248. Functions are supported by isFunction.
[jquery.git]
/
src
/
core.js
diff --git
a/src/core.js
b/src/core.js
index
d910f99
..
3a2548f
100644
(file)
--- a/
src/core.js
+++ b/
src/core.js
@@
-612,10
+612,14
@@
jQuery.extend({
},
// See test/unit/core.js for details concerning this function.
},
// See test/unit/core.js for details concerning this function.
- // Since 1.3 DOM methods and function like alert
+ // Since version 1.3, DOM methods and functions like alert
// aren't supported. They return false on IE (#2968).
// aren't supported. They return false on IE (#2968).
+
+ // Memory leaks appear in IE6 when applying instanceof
+ // to the window, document or any other COM object (#3485)
+ // http://ajaxian.com/archives/working-aroung-the-instanceof-memory-leak
isFunction: function( fn ) {
isFunction: function( fn ) {
- return fn instanceof Function;
+ return !!fn && !!fn.hasOwnProperty && fn instanceof Function;
},
// check if an element is in a (or is an) XML document
},
// check if an element is in a (or is an) XML document
@@
-1133,7
+1137,7
@@
jQuery.extend({
if( array != null ){
var i = array.length;
// The window, strings (and functions) also have 'length'
if( array != null ){
var i = array.length;
// The window, strings (and functions) also have 'length'
- if( i == null || array.split || array.setInterval )
+ if( i == null || typeof array == 'string' || jQuery.isFunction(array) || array.setInterval )
ret[0] = array;
else
while( i )
ret[0] = array;
else
while( i )