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<html><body><h2>External JavaScript</h2><p id="demo">A Paragraph.</p><button type="button" onclick="myFunction()">Click Me</button><p>This example uses a full web URL to link to "myScript.js".</p><p>(myFunction is stored in "myScript.js")</p><script src="https://www.w3schools.com/js/myScript.js"></script></body></html>