Update docblock

jenssegers · Jul 6, 2016 · 906ea46 · 906ea46
1 parent 20d1ee5
commit 906ea46
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/ImageHash.php b/src/ImageHash.php
@@ -83,6 +83,7 @@ public function compare($resource1, $resource2)
      *
      * @param int $hash1
      * @param int $hash2
+     * @return int
      */
     public function distance($hash1, $hash2)
     {