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<?php $date = '09-02-2018'; $d = DateTime::createFromFormat('d-m-Y', $date); var_dump($d); var_dump($d && $d->format($format) === $date);
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
object(DateTime)#1 (3) { ["date"]=> string(26) "2018-02-09 09:35:06.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } Warning: Undefined variable $format in /in/4qpM2 on line 9 Deprecated: DateTime::format(): Passing null to parameter #1 ($format) of type string is deprecated in /in/4qpM2 on line 9 bool(false)
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 object(DateTime)#1 (3) { ["date"]=> string(26) "2018-02-09 09:35:06.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } Warning: Undefined variable $format in /in/4qpM2 on line 9 Deprecated: DateTime::format(): Passing null to parameter #1 ($format) of type string is deprecated in /in/4qpM2 on line 9 bool(false)
Output for 8.0.0 - 8.0.12, 8.0.14 - 8.0.30
object(DateTime)#1 (3) { ["date"]=> string(26) "2018-02-09 09:35:06.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } Warning: Undefined variable $format in /in/4qpM2 on line 9 bool(false)
Output for 8.0.13
object(DateTime)#1 (3) { ["date"]=> string(26) "2018-02-09 08:35:06.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" } Warning: Undefined variable $format in /in/4qpM2 on line 9 bool(false)
Output for 5.6.0 - 5.6.19, 5.6.21 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
object(DateTime)#1 (3) { ["date"]=> string(26) "2018-02-09 09:35:06.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } Notice: Undefined variable: format in /in/4qpM2 on line 9 bool(false)
Output for 7.3.32 - 7.3.33
object(DateTime)#1 (3) { ["date"]=> string(26) "2018-02-09 08:35:06.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(3) "UTC" } bool(false)
Output for 5.6.20
object(DateTime)#1 (3) { ["date"]=> string(26) "2018-02-09 09:35:07.000000" ["timezone_type"]=> int(3) ["timezone"]=> string(16) "Europe/Amsterdam" } Notice: Undefined variable: format in /in/4qpM2 on line 9 bool(false)

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