lib/helper.php: use array_key_exists()

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/helper.php b/lib/helper.php
index 59c9622..29902b7 100644
--- a/lib/helper.php
+++ b/lib/helper.php
@@ -160,7 +160,7 @@ function git_url($repository,$type,$commit,$path,$line = null,$commit_is_hash =
 };
 
 function if_unset($array, $index, $default) {
-  if (isset($array[$index]))
+  if (array_key_exists($index, $array))
     return $array[$index];
   else
     return $default;