fix index notice

pixnet · Jun 10, 2014 · 009217c · 009217c
1 parent 377b591
commit 009217c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Pix/Prompt.php b/Pix/Prompt.php
@@ -102,7 +102,7 @@ static public function findMatch($m)
 
     static public function addOften($prefix = '')
     {
-        if (self::$_walked_prefix[$prefix]) {
+        if (isset(self::$_walked_prefix[$prefix]) and self::$_walked_prefix[$prefix]) {
             return;
         }
         self::$_walked_prefix[$prefix] = true;