adding warning about nulled var

git-svn-id: https://svn.code.sf.net/p/squirrelmail/code/trunk/squirrelmail@9081 7612ce4b-ef26-0410-bec9-ea0150e637f0

diff --git a/functions/global.php b/functions/global.php
index 898d8369882582625503df531d0da29191a806ae..634d9d38f1a9521a0884c7bd96507aac2c5b0d8e 100644 (file)
--- a/functions/global.php
+++ b/functions/global.php
@@ -185,6 +185,9 @@ define('SQ_FORM',6);
  *    sqgetGlobalVar('username',$username,SQ_SESSION);
  *  -- no quotes around last param!
  *
+ * WARNING: Since 1.4.5 and 1.5.1 function nulls $value, 
+ * if variable is not available.
+ *
  * @param string name the name of the var to search
  * @param mixed value the variable to return
  * @param int search constant defining where to look