fix bug ar_first

diff --git a/lib/php/functions.php b/lib/php/functions.php
index 263f75f5c117c836ef8aa55308b6928cc8e84a32..8dd1afc318dc95e6570870c7cf2197a03b387086 100644 (file)
--- a/lib/php/functions.php
+++ b/lib/php/functions.php
@@ -63,7 +63,7 @@ function ls_dir($path,$recurse=false,$exp='') {
 
 }
 
-function ar_first($ar) { return is_array($ar) and count($ar) ? $ar[0] : false; }
+function ar_first($ar) { return (is_array($ar) and count($ar)) ? $ar[0] : false; }
 
 function ar_map($return,$array,$as_hash=false) {
   $map = array_map(create_function('$a',"return($return);"),$array);