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run code in 500+ PHP versions simultaneously
<?php enum E: string { case A = 'abc'; const B = 'def'; } $name = 'E::A'; echo constant($name)->value; $name = 'E::B'; echo constant($name);
Output for 4.3.0
Parse error: parse error, unexpected T_STRING in /in/lQY9A on line 3
Process exited with code 255.
Output for 4.4.6
Parse error: syntax error, unexpected T_STRING in /in/lQY9A on line 3
Process exited with code 255.
Output for 7.4.33
Parse error: syntax error, unexpected 'E' (T_STRING) in /in/lQY9A on line 3
Process exited with code 255.
Output for 8.0.0 - 8.0.30
Parse error: syntax error, unexpected identifier "E" in /in/lQY9A on line 3
Process exited with code 255.
Output for 8.1.0 - 8.1.34, 8.2.0 - 8.2.34, 8.3.0 - 8.3.35, 8.4.1 - 8.4.26, 8.5.0 - 8.5.11
abcdef
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