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<!DOCTYPE html>
<html>
<body>
​
<h2>Finding HTML Elements by Class Name</h2>
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<p>Hello World!</p>
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<p class="intro">The DOM is very useful.</p>
<p class="intro">This example demonstrates the <b>getElementsByClassName</b> method.</p>
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<p id="demo"></p>
​
<script>
var x = document.getElementsByClassName("intro");
document.getElementById("demo").innerHTML = 
'The first paragraph (index 0) with class="intro": ' + x[0].innerHTML;
</script>
​
</body>
​
<!-- Mirrored from www.w3schools.com/js/tryit.asp?filename=tryjs_dom_getelementsbyclassname by HTTrack Website Copier/3.x [XR&CO'2014], Mon, 27 Jan 2020 02:39:36 GMT -->
</html>
​
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