Q() does not fail on quoting undefined values (same behaviour as php)

1 files changed, 1 insertions, 1 deletions

diff --git a/itjs/it.js b/itjs/it.js
index 4daf2c0..a43ba3a 100644
--- a/itjs/it.js
+++ b/itjs/it.js
@@ -58,7 +58,7 @@ function ED()
  */
 function Q(value)
 {
-	return value.toString().replace(/&/g, '&amp;').replace(/"/g, '&quot;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
+	return typeof value == "undefined" ? "" : value.toString().replace(/&/g, '&amp;').replace(/"/g, '&quot;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
 }
 
 /**