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<!DOCTYPE html> <html> <head> <script type="text/javascript" src="https://www.javatpoint.com/oprweb/external.js"></script> </head> <body> <h2>External JavaScript Example</h2> <form onsubmit="fun()"> <label>Enter your name:</label><br> <input type="text" name="uname" id="frm1"><br> <label>Enter your Email-address:</label><br> <input type="email" name="email"><br> <input type="submit"> </form> </body> </html>