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authorredmatrix <mike@macgirvin.com>2016-09-21 17:16:54 -0700
committerredmatrix <mike@macgirvin.com>2016-09-21 17:16:54 -0700
commit4e85bc66b8a5f5347ae15dda229f028d31b58469 (patch)
tree95ae10ae00437a8920e5ea79baf593cb981f768e
parentd1c9701ccfefee7dbe79e9e0a54ce04a387b3233 (diff)
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function to check for different values of NULL_DATE for backward compatibility
-rw-r--r--include/datetime.php7
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.
*