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<?php enum ExampleEnum { case ONE; case TWO; case THREE; } $caseName = 'ONE'; var_dump(defined(ExampleEnum::class . "::{$caseName}")); var_dump(constant(ExampleEnum::class . "::{$caseName}")); var_dump(ExampleEnum::{$caseName});
Output for 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
bool(true) enum(ExampleEnum::ONE) enum(ExampleEnum::ONE)
Output for 8.1.0 - 8.1.34, 8.2.0 - 8.2.30
Parse error: syntax error, unexpected token ")", expecting "(" in /in/44goe on line 13
Process exited with code 255.

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