Doc #53662 [Com]: strtotime() returns inconsistent output on 64 bit systems

Edit report at http://bugs.php.net/bug.php?id=53662&edit=1 ID: 53662 Comment by: tjw at tjw dot org Reported by: smenjas at gmail dot com Summary: strtotime() returns inconsistent output on 64 bit systems Status: To be documented Type: Documentation Problem Package: Date/time related Operating System: Ubuntu 10.10 PHP Version: 5.3.4 Block user comment: N Private report: N New Comment: Shouldn't "0000-00-00 00:00:00" return false because there is no 00 month or 00 day in any month? Previous Comments: ------------------------------------------------------------------------ [2011-01-06 11:44:08] pajoye@php.net Blog post are not documentation, if the docs do not have this info then let mark this bug as "to be documented". ------------------------------------------------------------------------ [2011-01-06 11:40:17] derick@php.net For a read on the used calendar: http://derickrethans.nl/unix-epoch-and-phps-calendar-system.html ------------------------------------------------------------------------ [2011-01-06 04:20:47] smenjas at gmail dot com Thanks for taking the time to point that out, and thanks for PHP! ------------------------------------------------------------------------ [2011-01-06 04:07:00] rasmus@php.net And you get false in 32-bit systems because year 0 falls outside the supported range that fits in a 32-bit signed integer. The range for 32-bit covers about 136 years starting at 1901-12-13 and ending at 2038-01-19 ------------------------------------------------------------------------ [2011-01-06 03:49:19] aharvey@php.net PHP uses the version of the proleptic Gregorian calendar specified by ISO 8601, which does include a year 0 (equivalent to 1 BC in the traditional Gregorian calendar). ------------------------------------------------------------------------ The remainder of the comments for this report are too long. To view the rest of the comments, please view the bug report online at http://bugs.php.net/bug.php?id=53662 -- Edit this bug report at http://bugs.php.net/bug.php?id=53662&edit=1