General: (RomanSyroeshko) GB-265 - PHPExcel_Shared_String.IsUTF8 retu…

…rns FALSE for Cyrillic UTF-8 input
PHPOffice · Nov 18, 2013 · 30459d2 · 30459d2
1 parent 7f0a804
commit 30459d2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Classes/PHPExcel/Shared/String.php b/Classes/PHPExcel/Shared/String.php
@@ -403,7 +403,7 @@ public static function SanitizeUTF8($value)
 	 * @return boolean
 	 */
 	public static function IsUTF8($value = '') {
-		return utf8_encode(utf8_decode($value)) === $value;
+		return $string === '' || preg_match('/^./su', $string) === 1;
 	}
 
 	/**