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Optimizing isXMLDoc.

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This commit is contained in:
John Resig 2009-07-22 17:30:17 +00:00
parent 6fc57be843
commit b964e56946
1 changed files with 1 additions and 2 deletions
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src/core.js
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@ -311,8 +311,7 @@ jQuery.extend({
// check if an element is in a (or is an) XML document // check if an element is in a (or is an) XML document
isXMLDoc: function( elem ) { isXMLDoc: function( elem ) {
return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" || return (elem.ownerDocument || elem).documentElement.nodeName !== "HTML";
!!elem.ownerDocument && elem.ownerDocument.documentElement.nodeName !== "HTML";
}, },
// Evalulates a script in a global context // Evalulates a script in a global context