update to CI 2.0.2

Signed-off-by: Florian Pritz <bluewind@server-speed.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/system/core/Utf8.php b/system/core/Utf8.php
index 5d5a7ef72..2a27d1f35 100755
--- a/system/core/Utf8.php
+++ b/system/core/Utf8.php
@@ -107,7 +107,7 @@ class CI_Utf8 {
 	 */
 	function safe_ascii_for_xml($str)
 	{
-		return preg_replace('/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F]+/S', '', $str);
+		return remove_invisible_characters($str, FALSE);
 	}
 
 	// --------------------------------------------------------------------