3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function validateDateA($date, $format = 'Y-m-d') { $dt = DateTime::createFromFormat($format, $date); return $dt && $dt->format($format) == $date; } function validateDateB($date, $format = 'Y-m-d') { DateTime::createFromFormat($format, $date); $a = DateTime::getLastErrors(); return !$a['warning_count'] && !$a['error_count']; } var_dump(validateDateA('Tue, 27 Feb 2012 12:12:12 +0200', DateTime::RSS)); # false var_dump(validateDateA('Mon, 29 Feb 2012 12:12:12 +0200', DateTime::RSS)); # true var_dump(validateDateB('Tue, 27 Feb 2012 12:12:12 +0200', DateTime::RSS)); # true var_dump(validateDateB('Fri, 27 Feb 2012 12:12:12 +0200', DateTime::RSS)); # true var_dump(validateDateB('Xxx, 27 Feb 2012 12:12:12 +0200', DateTime::RSS)); # false var_dump(validateDateB('Aaa, 27 Feb 2012 12:12:12 +0200', DateTime::RSS)); # false
Output for 5.3.0 - 7.1.0
bool(false) bool(false) bool(true) bool(true) bool(false) bool(false)
Output for 5.2.10 - 5.2.17
Fatal error: Call to undefined method DateTime::createFromFormat() in /in/soYQa on line 4
Process exited with code 255.
Output for 5.2.0 - 5.2.9
Fatal error: Call to undefined method DateTime::createfromformat() in /in/soYQa on line 4
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.1 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/soYQa on line 15
Process exited with code 255.
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/soYQa on line 20
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected ')', expecting '(' in /in/soYQa on line 15
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected ')', expecting '(' in /in/soYQa on line 15
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'('' in /in/soYQa on line 15
Process exited with code 255.