diff --git a/php/common.php b/php/common.php
new file mode 100644
index 0000000..f74d170
--- /dev/null
+++ b/php/common.php
@@ -0,0 +1,9 @@
+<?php
+
+function initDatabase() {
+    $db = mysqli_connect("dwarves.iut-fbleau.fr","ghouar-t","Bases2023","ghouar-t");
+    if(!$db){
+        die("Connexion BD impossible.");
+    }
+    return $db;
+}
\ No newline at end of file