css/css-content/attr-case-sensitivity-003.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>attr() with MathML attributes</title>
<link rel="help" href="https://www.w3.org/TR/css-values-4/#attr-notation">
<link rel="match" href="/css/css-content/attr-case-sensitivity-ref-003.html">
<link rel="mismatch" href="/css/css-content/attr-case-sensitivity-ref-002.html">
<meta name="assert" content="This test checks that MathML attribute names specified in the attr() function are case-sensitive.">
<style>
    #casematch:before { content: attr(definitionURL); }
    #lowercase:before { content: attr(definitionurl); }
</style>
<!-- Test uses the fact that MathML attributes have a namespace -->
<math id="casematch" definitionURL="casematch"></math>
<math id="lowercase" definitionURL="lowercase"></math>