note 108042 added to function.date

date() has some strange behavior at extremely high values: <?php echo "9223372036854775805: " . date("Y-m-d g:i:s a", 9223372036854775805) . "\n"; echo "9223372036854775806: " . date("Y-m-d g:i:s a", 9223372036854775806) . "\n"; echo "9223372036854775807: " . date("Y-m-d g:i:s a", 9223372036854775807) . " (0x7FFFFFFFFFFFFFFF)\n"; echo "9223372036854775808: " . date("Y-m-d g:i:s a", 9223372036854775808) . "\n"; echo "9223372036854775809: " . date("Y-m-d g:i:s a", 9223372036854775809) . "\n"; echo "9223372036854775810: " . date("Y-m-d g:i:s a", 9223372036854775810) . "\n"; echo "...\n"; echo "9223372036854776832: " . date("Y-m-d g:i:s a", 9223372036854776832) . "\n"; echo "9223372036854776833: " . date("Y-m-d g:i:s a", 9223372036854776833) . "\n"; echo "...\n"; echo "9223372036854778879: " . date("Y-m-d g:i:s a", 9223372036854778879) . "\n"; echo "9223372036854778880: " . date("Y-m-d g:i:s a", 9223372036854778880) . "\n"; echo "...\n"; echo "9223372036854780928: " . date("Y-m-d g:i:s a", 9223372036854780928) . "\n"; echo "9223372036854780929: " . date("Y-m-d g:i:s a", 9223372036854780929) . "\n"; echo "...\n"; echo "9223372036854782975: " . date("Y-m-d g:i:s a", 9223372036854782975) . "\n"; echo "9223372036854782976: " . date("Y-m-d g:i:s a", 9223372036854782976) . "\n"; echo "...\n"; echo "9223372036854785024: " . date("Y-m-d g:i:s a", 9223372036854785024) . "\n"; echo "9223372036854785025: " . date("Y-m-d g:i:s a", 9223372036854785025) . "\n"; echo "...\n"; echo "9223372036854787071: " . date("Y-m-d g:i:s a", 9223372036854787071) . "\n"; echo "9223372036854787072: " . date("Y-m-d g:i:s a", 9223372036854787072) . "\n"; echo "...\n"; echo "9223372036854789120: " . date("Y-m-d g:i:s a", 9223372036854789120) . "\n"; echo "9223372036854789121: " . date("Y-m-d g:i:s a", 9223372036854789121) . "\n"; echo "...\n"; echo "9223372036854791167: " . date("Y-m-d g:i:s a", 9223372036854791167) . "\n"; echo "9223372036854791168: " . date("Y-m-d g:i:s a", 9223372036854791168) . "\n"; echo "...\n"; echo "9223372036854793215: " . date("Y-m-d g:i:s a", 9223372036854793215) . "\n"; echo "9223372036854793216: " . date("Y-m-d g:i:s a", 9223372036854793216) . "\n"; echo "9223372036854793217: " . date("Y-m-d g:i:s a", 9223372036854793217) . "\n"; echo "9223372036854793218: " . date("Y-m-d g:i:s a", 9223372036854793218) . "\n"; ?> Output: 9223372036854775805: 292277026596-12-04 10:30:05 am 9223372036854775806: 292277026596-12-04 10:30:06 am 9223372036854775807: 292277026596-12-04 10:30:07 am (0x7FFFFFFFFFFFFFFF) 9223372036854775808: 292277026596-12-04 10:30:08 am 9223372036854775809: 292277026596-12-04 10:30:08 am 9223372036854775810: 292277026596-12-04 10:30:08 am ... 9223372036854778879: 292277026596-12-04 10:30:08 am 9223372036854778880: 292277026596-12-04 11:04:16 am ... 9223372036854778879: 292277026596-12-04 11:04:16 am 9223372036854778880: 292277026596-12-04 11:38:24 am ... 9223372036854780928: 292277026596-12-04 11:38:24 am 9223372036854780929: 292277026596-12-04 12:12:32 pm ... 9223372036854782975: 292277026596-12-04 12:12:32 pm 9223372036854782976: 292277026596-12-04 12:46:40 pm ... 9223372036854785024: 292277026596-12-04 12:46:40 pm 9223372036854785025: 292277026596-12-04 1:20:48 pm ... 9223372036854787071: 292277026596-12-04 1:20:48 pm 9223372036854787072: 292277026596-12-04 1:54:56 pm ... 9223372036854789120: 292277026596-12-04 1:54:56 pm 9223372036854789121: 292277026596-12-04 2:29:04 pm ... 9223372036854791167: 292277026596-12-04 2:29:04 pm 9223372036854791168: 292277026596-12-04 3:03:12 pm ... 9223372036854793215: 292277026596-12-04 3:03:12 pm 9223372036854793216: 292277026596-12-04 3:03:12 pm 9223372036854793217: -292277022657-01-27 8:37:04 am 9223372036854793218: -292277022657-01-27 8:37:04 am --- So, the last reliable unix timecode is 9223372036854775808 (0x1000000000000000). Not that you would probably ever need a date that high. ---- Server IP: 208.69.120.55 Probable Submitter: 24.101.103.44 ---- Manual Page -- http://www.php.net/manual/en/function.date.php Edit -- https://master.php.net/note/edit/108042 Del: integrated -- https://master.php.net/note/delete/108042/integrated Del: useless -- https://master.php.net/note/delete/108042/useless Del: bad code -- https://master.php.net/note/delete/108042/bad+code Del: spam -- https://master.php.net/note/delete/108042/spam Del: non-english -- https://master.php.net/note/delete/108042/non-english Del: in docs -- https://master.php.net/note/delete/108042/in+docs Del: other reasons-- https://master.php.net/note/delete/108042 Reject -- https://master.php.net/note/reject/108042 Search -- https://master.php.net/manage/user-notes.php