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<?php class Foo { } define('self::TEST', 'Hello'); echo Foo::TEST;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught ValueError: define(): Argument #1 ($constant_name) cannot be a class constant in /in/n3fNF:8 Stack trace: #0 /in/n3fNF(8): define('self::TEST', 'Hello') #1 {main} thrown in /in/n3fNF on line 8
Process exited with code 255.
Output for 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
Warning: Class constants cannot be defined or redefined in /in/n3fNF on line 8 Fatal error: Uncaught Error: Undefined class constant 'TEST' in /in/n3fNF:9 Stack trace: #0 {main} thrown in /in/n3fNF on line 9
Process exited with code 255.
Output for 5.2.13 - 5.2.17, 5.3.2 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Warning: Class constants cannot be defined or redefined in /in/n3fNF on line 8 Fatal error: Undefined class constant 'TEST' in /in/n3fNF on line 9
Process exited with code 255.
Output for 5.2.10 - 5.2.12, 5.3.0 - 5.3.1
Warning: Class 'self' does not exist in /in/n3fNF on line 8 Fatal error: Undefined class constant 'TEST' in /in/n3fNF on line 9
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.9
Fatal error: Undefined class constant 'TEST' in /in/n3fNF on line 9
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected ';', expecting '(' in /in/n3fNF on line 9
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
Parse error: parse error, unexpected ';', expecting '(' in /in/n3fNF on line 9
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'('' in /in/n3fNF on line 9
Process exited with code 255.

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