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<!DOCTYPE html>
<meta charset=utf-8>
<title>invalid formaction: scheme-http-no-slash-colon</title>
<button formaction="http::@c:29"></button>
<!DOCTYPE html>
<meta charset=utf-8>
<title>invalid formaction: scheme-http-no-slash-colon</title>
<button formaction="http::@c:29"></button>