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20 lines
428 B
HTML
20 lines
428 B
HTML
<!DOCTYPE html>
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<html>
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<body>
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<h2 class="example">A heading with class="example"</h2>
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<p class="example">A paragraph with class="example".</p>
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<p>Click the button to add a background color to the first element in the document with class="example".</p>
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<button onclick="myFunction()">Try it</button>
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<script>
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function myFunction() {
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window.alert(document.querySelector(".example").innerHTML);
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}
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</script>
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</body>
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</html>
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