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Data: Work around IE11 bug with onpageshow attribute

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Fixes #14894
(cherry picked from commit b8133e282c)

Conflicts:
	src/data.js
	test/unit/data.js
This commit is contained in:
Dave Methvin
2014-04-30 10:43:39 -04:00
parent f833c9af57
commit 062a7d63e4
3 changed files with 30 additions and 5 deletions
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13
src/data.js
View File

@@ -287,12 +287,15 @@ jQuery.fn.extend({
if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) {
i = attrs.length;
while ( i-- ) {
name = attrs[i].name;
if ( name.indexOf("data-") === 0 ) {
name = jQuery.camelCase( name.slice(5) );
dataAttr( elem, name, data[ name ] );
// Support: IE11+
// The attrs elements can be null (#14894)
if ( attrs[ i ] ) {
name = attrs[ i ].name;
if ( name.indexOf( "data-" ) === 0 ) {
name = jQuery.camelCase( name.slice(5) );
dataAttr( elem, name, data[ name ] );
}
}
}
jQuery._data( elem, "parsedAttrs", true );

16
test/data/data/dataAttrs.html Normal file
View File

@@ -0,0 +1,16 @@
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>IE11 onpageshow strangeness (#14894)</title>
<script src="../../jquery.js"></script>
<script>
$(function(){
window.parent.iframeCallback( $( "body" ).data().result );
});
</script>
</head>
<body x-what="test" data-result="ok" onload="x=1" onpageshow="x=1">
Test for #14894
</body>
</html>

6
test/unit/data.js
View File

@@ -677,3 +677,9 @@ test( "JSON data- attributes can have newlines", function() {
equal( x.data("some").foo, "bar", "got a JSON data- attribute with spaces" );
x.remove();
});
testIframeWithCallback( "enumerate data attrs on body (#14894)", "data/dataAttrs.html", function( result ) {
expect(1);
equal(result, "ok", "enumeration of data- attrs on body" );
});