Replace htmlspecialchars side effect with grapheme_strlen returning null on invalid utf-8

1 files changed, 1 insertions, 1 deletions

diff --git a/it.class b/it.class
index 6d516c9..b4a0d9e 100644
--- a/it.class
+++ b/it.class
@@ -416,7 +416,7 @@ static function grep($pattern, $array, $p = array())
  */
 function any2utf8($value)
 {
-	return strlen($value) && strlen(htmlspecialchars($value, 0, 'utf-8')) == 0 ? utf8_encode($value) : $value;      # Use side-effect of htmlspecialchars: Fails if not valid utf-8 encoding
+	return grapheme_strlen($value) === null ? utf8_encode($value) : $value;
 }
 
 /**