Online PHP editor | output for V6Se8

Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 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, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: 2014-10-06T00:00:00+0200 2014-10-13T00:00:00+0200 2014-10-20T00:00:00+0200
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 2014-10-06T00:00:00+0200 2014-10-13T00:00:00+0200 2014-10-20T00:00:00+0200
Output for 7.3.32 - 7.3.33, 8.0.13: 2014-10-06T00:00:00+0000 2014-10-13T00:00:00+0000 2014-10-20T00:00:00+0000
Output for 5.3.0 - 5.3.29: 2016-02-01T00:00:00+0100 2016-02-08T00:00:00+0100 2016-02-15T00:00:00+0100 2016-02-22T00:00:00+0100
Output for 5.2.0 - 5.2.17: Fatal error: Uncaught exception 'Exception' with message 'DateTime::__construct(): Failed to parse time string (first monday of this month) at position 13 (o): The timezone could not be found in the database' in /in/V6Se8:2 Stack trace: #0 /in/V6Se8(2): DateTime->__construct('first monday of...') #1 {main} thrown in /in/V6Se8 on line 2
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6: Fatal error: Class 'DateTime' not found in /in/V6Se8 on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9: Parse error: syntax error, unexpected ')', expecting '(' in /in/V6Se8 on line 9
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1: Parse error: parse error, unexpected ')', expecting '(' in /in/V6Se8 on line 9
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error, expecting `'('' in /in/V6Se8 on line 9
Process exited with code 255.