diff --git a/phpcheck.php b/phpcheck.php
new file mode 100644
index 0000000..67c3209
--- /dev/null
+++ b/phpcheck.php
@@ -0,0 +1,10 @@
+<?php
+echo "<h2>PHP Info</h2>";
+echo "<p>PHP versio: " . PHP_VERSION . "</p>";
+echo "<p>SAPI: " . php_sapi_name() . "</p>";
+echo "<p>PDO loaded: " . (extension_loaded('pdo') ? 'KYLLÄ ✅' : 'EI ❌') . "</p>";
+echo "<p>PDO MySQL: " . (extension_loaded('pdo_mysql') ? 'KYLLÄ ✅' : 'EI ❌') . "</p>";
+echo "<p>MySQLi: " . (extension_loaded('mysqli') ? 'KYLLÄ ✅' : 'EI ❌') . "</p>";
+echo "<p>php.ini sijainti: " . php_ini_loaded_file() . "</p>";
+echo "<h3>Kaikki laajennukset:</h3>";
+echo "<p>" . implode(', ', get_loaded_extensions()) . "</p>";