Error: Permission denied to access property "x"
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Error: Permission denied to access property "x"
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html
<!doctype html>
<html>
<head>
<iframe
id="myframe"
src="/proxy/www1.w3c-test.org/common/blank.html"></iframe>
<script>
console.log(document.getElementById("myframe").contentWindow.document);
// Error: Permission denied to access property "document"
</script>
</head>
<body></body>
</html>
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