<!doctypehtml>
<meta charset="utf-8">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id="should-apply">
<textarea></textarea>
<input type="text">
<input type="password">
<input type="search">
<input type="tel">
<input type="email">
<input type="url">
<input type="number">
<input type="date">
<input type="time">
<input type="month">
<input type="week">
<input type="datetime-local">
</div>
<div id="should-not-apply">
<input type="hidden">
<input type="button">
<input type="image">
<input type="reset">
<input type="submit">
<input type="radio">
<input type="file">
<input type="checkbox">
<input type="range">
<input type="color">
</div>
<script>
for (const element of Array.from(document.querySelectorAll('#should-apply *'))) {
let elementDesc = element.tagName.toLowerCase();
if (elementDesc === "input")
elementDesc += ` type="${element.type}"`;
test(function() {
assert_false(element.matches(':read-only'), "Shouldn't be initially read-only");
assert_true(element.matches(':read-write'), "Thus should be read-write");
element.setAttribute("readonly", "readonly");
assert_true(element.matches(':read-only'), "Should become read-only");
assert_false(element.matches(':read-write'), "Thus should stop being read-write");
}, elementDesc);
}
for (const element of Array.from(document.querySelectorAll('#should-not-apply *'))) {
let elementDesc = element.tagName.toLowerCase();
if (elementDesc === "input")
elementDesc += ` type="${element.type}"`;
test(function() {
assert_true(element.matches(':read-only'), "Should match read-only");
assert_false(element.matches(':read-write'), "Should not be read-write");
element.setAttribute("readonly", "readonly");
assert_true(element.matches(':read-only'), "Should keep matching read-only");
assert_false(element.matches(':read-write'), "Should still not be read-write");
}, elementDesc);
}
</script>
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-06-04)
¤
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
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Bemerkung:
Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.
