diff options
Diffstat (limited to 'include/datetime.php')
| -rw-r--r-- | include/datetime.php | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/datetime.php b/include/datetime.php index 76bd6b8d6..914eac95e 100644 --- a/include/datetime.php +++ b/include/datetime.php @@ -24,6 +24,13 @@ function timezone_cmp($a, $b) { return ( t($a) < t($b)) ? -1 : 1; } +function is_null_date($s) { + if($s === '0000-00-00 00:00:00' || $s === '0001-01-01 00:00:00') + return true; + return false; +} + + /** * @brief Return timezones grouped (primarily) by continent. * |