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PHP code snippet – How to access form data usinf method get?

 // Check if the form is submitted
if ( isset( $_POST['submit'] ) ) {

// retrieve the form data by using the element's name attributes value as key

echo '<h2>form data retrieved by using the $_REQUEST variable<h2/>'

$firstname = $_REQUEST['firstname'];
$lastname = $_REQUEST['lastname'];

// display the results
echo 'Your name is ' . $lastname .' ' . $firstname;

// check if the post method is used to submit the form

if ( filter_has_var( INPUT_POST, 'submit' ) ) {

echo '<h2>form data retrieved by using $_POST variable<h2/>'

$firstname = $_POST['firstname'];
$lastname = $_POST['lastname'];

// display the results
echo 'Your name is ' . $lastname .' ' . $firstname;
}

// check if the get method is used to submit the form

if ( filter_has_var( INPUT_GET, 'submit' ) ) {

echo '<h2>form data retrieved by using $_GET variable<h2/>'

$firstname = $_GET['firstname'];
$lastname = $_GET['lastname'];
}

// display the results
echo 'Your name is ' . $lastname .' ' . $firstname;
exit;
}
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