<html>
<body>
<p>Enter some text in the fields below, then press the "Submit form" button to submit the form.</p>
<form id="myForm" action="https://www.w3schools.com/action_page.php">
First name: <input type="text" name="fname"><br>
Last name: <input type="text" name="lname"><br><br>
<input type="button" onclick="myFunction()" value="Submit form">
</form>
<script>
function myFunction() {
document.getElementById("myForm").submit();
}
</script>
</body>
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</html>