Untitled

<html>
<center>
<form method="POST" action="">
Name:<input type="text" name="name"><br>
Email No. :<input type="email" name="email"><br>
Date of Birth : <input type="date" name="dob"><br>
Submit:<input type="submit" name="submit" value="submit">
</form>
</center>

<h2>Your given values are</h2>
<?php
if(isset($_POST['submit']))
{

	$name= $_POST['name'];
	$email= $_POST['email'];
	echo $_POST['dob'];
    $dob = $_POST['dob'];
    $birth = new DateTime($dob);
    $today   = new DateTime('today');
    $age = $birth->diff($today)->y;

    echo $name.'<br>';
    echo $email.'<br>';
    echo $age;
}

$servername = "localhost";
$username = "root";
$password = "";
$dbname = "myDB";

$conn = mysqli_connect($servername, $username, $password, $dbname);
if (!$conn) {
    die("Connection failed: " . mysqli_connect_error());
}

$sql = "INSERT INTO MyGuests (firstname, lastname, email)
VALUES ('".$name."', '$age', '".$email."')";

if (mysqli_query($conn, $sql)) {
    echo "New record created successfully";
} else {
    echo "Error: " . $sql . "<br>" . mysqli_error($conn);
}

$sqli = "SELECT id, firstname, lastname FROM MyGuests";
$result = mysqli_query($conn, $sqli);

if (mysqli_num_rows($result) > 0) {
    // output data of each row
    while($row = mysqli_fetch_assoc($result)) {
        echo "id: " . $row["id"]. " - Name: " . $row["firstname"]. " " . $row["lastname"]. "<br>";
    }
} else {
    echo "0 results";
}

mysqli_close($conn);


?>

</form>

</html>