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Speed up hasAttr a little

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This commit is contained in:
timmywil 2011-03-10 18:34:15 -05:00
parent 5eecb13fa3
commit 607210e010
1 changed files with 13 additions and 11 deletions
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16
src/attributes.js
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@ -334,18 +334,20 @@ jQuery.extend({
},
hasAttr: function( elem, name ) {
var inAttrs, attrs = elem.attributes;
if ( elem.hasAttribute ) {
return elem.hasAttribute( name );
} else {
// Browsers do not understand the associative indexes, look for the name in elem.attributes.name
for ( var i = 0, l = attrs.length; i < l; i++ ) {
return elem.hasAttribute ?
elem.hasAttribute( name ) :
(function() {
// Some browsers do not understand the associative indexes
// Look for the name in elem.attributes.name
var attrs = elem.attributes, i = 0, len = attrs.length;
for ( ; i < len; i++ ) {
if ( attrs[i]["name"] === name ) {
return true;
}
}
}
return false;
})();
},
attrHooks: {