[ci skip] Cleaned some spaces
diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index b7bd280..e4eac04 100644
--- a/system/libraries/Form_validation.php
+++ b/system/libraries/Form_validation.php
@@ -1443,7 +1443,7 @@
 	 */
 	public function encode_php_tags($str)
 	{
-		return str_replace(array('<?', '?>'),  array('&lt;?', '?&gt;'), $str);
+		return str_replace(array('<?', '?>'), array('&lt;?', '?&gt;'), $str);
 	}
 
 	// --------------------------------------------------------------------