Removed closing PHP tags, replaced with a comment block identifying the end of the file
diff --git a/system/language/english/validation_lang.php b/system/language/english/validation_lang.php
index 1e9ec2c..f26115f 100644
--- a/system/language/english/validation_lang.php
+++ b/system/language/english/validation_lang.php
@@ -15,4 +15,6 @@
$lang['integer'] = "The %s field must contain an integer.";
$lang['matches'] = "The %s field does not match the %s field.";
-?>
\ No newline at end of file
+
+/* End of file validation_lang.php */
+/* Location: ./system/language/english/validation_lang.php */
\ No newline at end of file