How to access variable in a while loop from a function in PHP?
<?php
while ($row = mysql_fetch_assoc($result))
{
    print_r($row); echo "<br><br>";
    $name = $row['Name'];
    $date = $row['sDate'];
    $time = $row['sTime'];
    $phone = $row['Phone'];

    $email = $row['Email'];
    sendMail($row['Email']);

    $company = $row['Company'];
    $course = $row['Course'];
    $ref = $row['Reference'];
    $optout = $row['optout'];

    echo "<tr bgcolor=#ABB5F6>
    <td>$name</td>
    <td>$date</td>
    <td>$time</td>
    <td>$phone</td>
    <td>$email</td>
    <td>$company</td>
    <td>$course</td>
    <td>$ref</td>
    <td>$optout</td>
    </tr>";
}

// Mail to $to and $emailarray recipients
function sendMail($to)
{
    $subject = 'Test mail';
    $message = 'Hello'.$name; // I want $name from the while loop
    $headers = array();
    $headers[] = "From:" . "myemail@email.com";
    $headerz = implode("rn", $headers);

    mail($to, $subject, $message, $headerz);
}

?>

// Mail to $to and $emailarray recipients
function sendMail($to, $name)
{
    $subject = 'Test mail';
    $message = 'Hello'.$name; // I want $name from the while loop
    $headers = array();
    $headers[] = "From:" . "myemail@email.com";
    $headerz = implode("rn", $headers);

    mail($to, $subject, $message, $headerz);
}

function sendMail($to, $name)

sendMail($row['Email'], $row['Name']);

function sendMail($to, $name);

sendMail($row['Email'], $row['name']);

<?php
            while ($row = mysql_fetch_assoc($result))
            {
                print_r($row); echo "<br><br>";
                $name = $row['Name'];
                $date = $row['sDate'];
                $time = $row['sTime'];
                $phone = $row['Phone'];

                $email = $row['Email'];

                // i added name as a parameter
                sendMail($row['Email'],$name);

                $company = $row['Company'];
                $course = $row['Course'];
                $ref = $row['Reference'];
                $optout = $row['optout'];

                echo "<tr bgcolor=#ABB5F6>
                <td>$name</td>
                <td>$date</td>
                <td>$time</td>
                <td>$phone</td>
                <td>$email</td>
                <td>$company</td>
                <td>$course</td>
                <td>$ref</td>
                <td>$optout</td>
                </tr>";

            }

            // Mail to $to and $emailarray recipients
            // i added name as a parameter
            function sendMail($to,$name)
            {
                $subject = 'Test mail';
                $message = 'Hello'.$name; // I want $name from the while loop
                $headers = array();
                $headers[] = "From:" . "myemail@email.com";
                $headerz = implode("rn", $headers);

                mail($to, $subject, $message, $headerz);
            }

            ?>