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<!--Import Script In HTML5-->
<script type="text/javascript" src="script.js"></script>
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Embedding JavaScript Externally</title>
</head>
<body>
<p> Embedding JavaScript to HTML externally </p>
<script src="index.js"></script>
</body>
</html>
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"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US">
<head>
<meta http-equiv="X-UA-Compatible" content="IE=Edge" />