<!DOCTYPE html >
<title >Interfaces</title >
<script src="/resources/testharness.js" ></script >
<script src="/resources/testharnessreport.js" ></script >
<div id="log" ></div >
<script >
function testInterfaceDeletable(iface) {
test(function() {
assert_true(!!window[iface], "Interface should exist." )
assert_true(delete window[iface], "The delete operator should return true." )
assert_equals(window[iface], undefined, "Interface should be gone." )
}, "Should be able to delete " + iface + "." )
}
var interfaces = [
"Event" ,
"CustomEvent" ,
"EventTarget" ,
"AbortController" ,
"AbortSignal" ,
"Node" ,
"Document" ,
"DOMImplementation" ,
"DocumentFragment" ,
"ProcessingInstruction" ,
"DocumentType" ,
"Element" ,
"Attr" ,
"CharacterData" ,
"Text" ,
"Comment" ,
"NodeIterator" ,
"TreeWalker" ,
"NodeFilter" ,
"NodeList" ,
"HTMLCollection" ,
"DOMTokenList"
];
test(function() {
for (var p in window) {
interfaces.forEach(function(i) {
assert_not_equals(p, i)
})
}
}, "Interface objects properties should not be Enumerable" )
interfaces.forEach(testInterfaceDeletable);
</script >
Messung V0.5 in Prozent C=95 H=98 G=96
¤ Dauer der Verarbeitung: 0.17 Sekunden
(vorverarbeitet am 2026-04-26)
¤
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