diff --git a/GamePedia/php/script_TD3a.php b/GamePedia/php/script_TD3a.php
index 45769af77b1fe72767e38c6be2a8ee0efba2451a..959bac4e0c85df8299770c5146cddee172e43c52 100644
--- a/GamePedia/php/script_TD3a.php
+++ b/GamePedia/php/script_TD3a.php
@@ -45,4 +45,9 @@ echo 'Cache de requete mysql, tous les jeux: ';
 echo $c->allGame();
 echo 'µs .<br>';
 
+echo'index : <br>';
+
+echo 'jeux qui commencent par Ma :'.$c->td3_index('Ma').'<br>';
+echo 'jeux qui commencent par Ac :'.$c->td3_index('Ac').'<br>';
+echo 'jeux qui commencent par Pr :'.$c->td3_index('Pr');
 echo ("</body> </html>");
\ No newline at end of file
diff --git a/GamePedia/src/controleurs/ControleurScript.php b/GamePedia/src/controleurs/ControleurScript.php
index 43b2f99fddcc4216ca030e2dcd84551dcaeb36fb..e6d698ece3fca211cf6669e0371cff18b25940dd 100644
--- a/GamePedia/src/controleurs/ControleurScript.php
+++ b/GamePedia/src/controleurs/ControleurScript.php
@@ -307,6 +307,14 @@ class ControleurScript
         return $res;
     }
 
+    public function td3_index($val){
+        $time_start = microtime(true);
+        Game::where('name', 'like', $val.'%')->get();
+        $time_end = microtime(true);
+        $time = $time_end - $time_start;
+        return $time;
+    }
+
     public function allGame(){
         $time_start = microtime(true);
         Game::get();