diff options
| -rw-r--r-- | it_url.class | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/it_url.class b/it_url.class index 2eb124d..fbb4101 100644 --- a/it_url.class +++ b/it_url.class @@ -202,7 +202,7 @@ static function _default_headers($url, $p) ]); if (is_int($p['filemtime'])) - $headers['If-Modified-Since'] = date("r", $p['filemtime']); + $headers['If-Modified-Since'] = gmdate("D, d M Y H:i:s T", $p['filemtime']); # Use GMT as per https://developer.mozilla.org/en-US/docs/Web/HTTP/Reference/Headers/If-Modified-Since return $headers; } |