Get name of pressed button on POST
if ($_SERVER["REQUEST_METHOD"] == "POST") {
$post_names = array_keys($_POST);
$button_name = $post_names[0]; // get the name of the button pressed
}
if ($_SERVER["REQUEST_METHOD"] == "POST") {
$post_names = array_keys($_POST);
$button_name = $post_names[0]; // get the name of the button pressed
}