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run code in 300+ PHP versions simultaneously
<?php $foo = new class { public int $bar; }; var_dump($foo->bar);
Output for 7.4.3 - 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
Fatal error: Uncaught Error: Typed property class@anonymous::$bar must not be accessed before initialization in /in/cVkcj:7 Stack trace: #0 {main} thrown in /in/cVkcj on line 7
Process exited with code 255.
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.
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.33
Parse error: syntax error, unexpected 'int' (T_STRING), expecting function (T_FUNCTION) or const (T_CONST) in /in/cVkcj on line 4
Process exited with code 255.
Output for 7.0.0 - 7.0.4
Parse error: syntax error, unexpected 'int' (T_STRING), expecting variable (T_VARIABLE) in /in/cVkcj on line 4
Process exited with code 255.
Output for 5.5.0 - 5.5.33, 5.6.0 - 5.6.19
Parse error: syntax error, unexpected 'class' (T_CLASS) in /in/cVkcj on line 2
Process exited with code 255.

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