3v4l.org

run code in 300+ PHP versions simultaneously
<?php$begin = new DateTime( '2007-12-31' );$end = new DateTime( '2009-12-31 23:59:59' );$interval = DateInterval::createFromDateString('last thursday of next month');$period = new DatePeriod($begin, $interval, $end, DatePeriod::EXCLUDE_START_DATE);foreach ( $period as $dt )  echo $dt->format( "l Y-m-d H:i:s\n" );?>
Output for 5.4.0 - 5.4.32, 7.2.29 - 7.2.33, 7.3.16 - 7.3.31, 7.4.3 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
<?php$begin = new DateTime( '2007-12-31' );$end = new DateTime( '2009-12-31 23:59:59' );$interval = DateInterval::createFromDateString('last thursday of next month');$period = new DatePeriod($begin, $interval, $end, DatePeriod::EXCLUDE_START_DATE);foreach ( $period as $dt )  echo $dt->format( "l Y-m-d H:i:s\n" );?>
Output for 8.0.13
Parse error: syntax error, unexpected variable "$begin " in /in/JcQ4L on line 1
Process exited with code 255.
Output for 7.3.32 - 7.3.33, 7.4.33
Parse error: syntax error, unexpected '$begin ' (T_VARIABLE) in /in/JcQ4L on line 1
Process exited with code 255.

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