if ($_SERVER['REQUEST_METHOD'] === 'POST') { // Boom baby we a POST method
}
if ($_SERVER['REQUEST_METHOD'] === 'GET') { // We are a GET method
}

<?php
$method = $_SERVER['REQUEST_METHOD'];
switch ($method) { case 'GET': //Here Handle GET Request echo 'You are using '.$method.' Method'; break; case 'POST': //Here Handle POST Request echo 'You are using '.$method.' Method'; break; case 'PUT': //Here Handle PUT Request echo 'You are using '.$method.' Method'; break; case 'PATCH': //Here Handle PATCH Request echo 'You are using '.$method.' Method'; break; case 'DELETE': //Here Handle DELETE Request echo 'You are using '.$method.' Method'; break; case 'COPY': //Here Handle COPY Request echo 'You are using '.$method.' Method'; break; case 'OPTIONS': //Here Handle OPTIONS Request echo 'You are using '.$method.' Method'; break; case 'LINK': //Here Handle LINK Request echo 'You are using '.$method.' Method'; break; case 'UNLINK': //Here Handle UNLINK Request echo 'You are using '.$method.' Method'; break; case 'PURGE': //Here Handle PURGE Request echo 'You are using '.$method.' Method'; break; case 'LOCK': //Here Handle LOCK Request echo 'You are using '.$method.' Method'; break; case 'UNLOCK': //Here Handle UNLOCK Request echo 'You are using '.$method.' Method'; break; case 'PROPFIND': //Here Handle PROPFIND Request echo 'You are using '.$method.' Method'; break; case 'VIEW': //Here Handle VIEW Request echo 'You are using '.$method.' Method'; break; Default: echo 'You are using '.$method.' Method'; break;
}
?>