3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Ozzie\WeekDays { const MONDAY = 'monday'; const TUESDAY = 'tuesday'; const WEDNESDAY = 'wednesday'; const THURSDAY = 'thursday'; const FRYDAY = 'fryday'; const SATURDAY = 'saturday'; const SUNDAY = 'sunday'; } namespace Ozzie { class WeekDays { const MONDAY = 'monday'; const TUESDAY = 'tuesday'; const WEDNESDAY = 'wednesday'; const THURSDAY = 'thursday'; const FRYDAY = 'fryday'; const SATURDAY = 'saturday'; const SUNDAY = 'sunday'; } } namespace { use const Ozzie\WeekDays\MONDAY as MONDAY; echo Ozzie\WeekDays\MONDAY . ' - ' . Ozzie\WeekDays::MONDAY . ' - ' . MONDAY; }
Output for 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 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.30, 8.2.0 - 8.2.25, 8.3.0 - 8.3.14, 8.4.1
monday - monday - monday
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38
Parse error: syntax error, unexpected 'const' (T_CONST), expecting identifier (T_STRING) or \\ (T_NS_SEPARATOR) in /in/4peGi on line 29
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_CONST, expecting T_STRING or T_NS_SEPARATOR in /in/4peGi on line 29
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_STRING in /in/4peGi on line 3
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, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/4peGi on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/4peGi on line 3
Process exited with code 255.

preferences:
90.85 ms | 412 KiB | 5 Q