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<?php $date = new DateTime(); $date->modify('monday this week'); // or whatever day you want as first day of the week echo $date->format(DateTime::ISO8601) . "\n";
Output for 5.6.23 - 5.6.28, 7.0.8 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
2013-10-21T00:00:00+0200
Output for 7.3.32 - 7.3.33, 7.4.26, 8.0.13
2013-10-21T00:00:00+0000
Output for 5.3.6 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.22, 7.0.0 - 7.0.7
2013-10-28T00:00:00+0100
Output for 5.2.0 - 5.2.17, 5.3.0 - 5.3.5
2013-10-28T13:04:09+0100
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/pXSBC on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected ')', expecting '(' in /in/pXSBC on line 4
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/pXSBC on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'('' in /in/pXSBC on line 4
Process exited with code 255.

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