diff options
| -rw-r--r-- | backend.php | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/backend.php b/backend.php index 7fb610e..4f4b402 100644 --- a/backend.php +++ b/backend.php @@ -40,6 +40,8 @@ header("Content-type: " . mime_content_type($filename)); header('Cache-control: max-age=' . STATIC_EXPIRES); header("Expires: " . gmdate("D, d M Y H:i:s \G\M\T", time()+STATIC_EXPIRES)); + header("Last-Modified: " . + gmdate("D, d M Y H:i:s \G\M\T", filemtime($filename))); readfile($filename); } else { |