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run code in 300+ PHP versions simultaneously
<?php function getVictoriaDay($year = null) { if(!$year){ $year = (int)(new \DateTime())->format('Y'); } $victoriaDay = new \dateTime("$year-05-24"); if($victoriaDay->format('D') !== 'Mon'){ $victoriaDay->modify('previous monday'); } return $victoriaDay; } for($year = 1960; $year <= 2020; $year ++){ echo getVictoriaday($year)->format('D Y-m-d') . PHP_EOL; }
Output for 5.6.0 - 5.6.25, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1
Mon 1960-05-23 Mon 1961-05-22 Mon 1962-05-21 Mon 1963-05-20 Mon 1964-05-18 Mon 1965-05-24 Mon 1966-05-23 Mon 1967-05-22 Mon 1968-05-20 Mon 1969-05-19 Mon 1970-05-18 Mon 1971-05-24 Mon 1972-05-22 Mon 1973-05-21 Mon 1974-05-20 Mon 1975-05-19 Mon 1976-05-24 Mon 1977-05-23 Mon 1978-05-22 Mon 1979-05-21 Mon 1980-05-19 Mon 1981-05-18 Mon 1982-05-24 Mon 1983-05-23 Mon 1984-05-21 Mon 1985-05-20 Mon 1986-05-19 Mon 1987-05-18 Mon 1988-05-23 Mon 1989-05-22 Mon 1990-05-21 Mon 1991-05-20 Mon 1992-05-18 Mon 1993-05-24 Mon 1994-05-23 Mon 1995-05-22 Mon 1996-05-20 Mon 1997-05-19 Mon 1998-05-18 Mon 1999-05-24 Mon 2000-05-22 Mon 2001-05-21 Mon 2002-05-20 Mon 2003-05-19 Mon 2004-05-24 Mon 2005-05-23 Mon 2006-05-22 Mon 2007-05-21 Mon 2008-05-19 Mon 2009-05-18 Mon 2010-05-24 Mon 2011-05-23 Mon 2012-05-21 Mon 2013-05-20 Mon 2014-05-19 Mon 2015-05-18 Mon 2016-05-23 Mon 2017-05-22 Mon 2018-05-21 Mon 2019-05-20 Mon 2020-05-18
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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