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Fix issue where non-existant attributes on forms in IE6/7 were throwing errors

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timmywil
2011-03-25 21:13:25 -04:00
parent 3892df207d
commit e0900a686d
2 changed files with 12 additions and 9 deletions
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12
src/attributes.js
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@@ -311,10 +311,11 @@ jQuery.extend({
return undefined;
} else {
// Check form objects in IE (multiple bugs related)
if ( isFormObjects ) {
elem.getAttributeNode( name ).nodeValue = value;
// Only use nodeValue if the attribute node exists on the form
if ( isFormObjects && (ret = elem.getAttributeNode( name )) ) {
ret.nodeValue = value;
} else {
elem.setAttribute( name, value );
}
@@ -330,8 +331,9 @@ jQuery.extend({
// Check form objects in IE (multiple bugs related)
if ( isFormObjects ) {
// Return undefined for empty string, which is the blank nodeValue in IE
ret = elem.getAttributeNode( name ).nodeValue || undefined;
// Return undefined if not specified instead of empty string
ret = elem.getAttributeNode( name );
return ret && ret.specified ? ret.nodeValue : undefined;
} else {
ret = elem.getAttribute( name );
}