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<?php class A { const CN1 = 1; const CN2 = 2; const CN3 = self::CN1; } class B { const CN4 = self::CN2; } echo B::CN4;
Output for 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught Error: Undefined constant self::CN2 in /in/auTmE:10 Stack trace: #0 /in/auTmE(14): [constant expression]() #1 {main} thrown in /in/auTmE on line 10
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Uncaught Error: Undefined constant self::CN2 in /in/auTmE:10 Stack trace: #0 /in/auTmE(14): [constant expression]() #1 {main} thrown in /in/auTmE on line 10
Process exited with code 255.
Output for 8.2.0 - 8.2.18
Fatal error: Uncaught Error: Undefined constant self::CN2 in /in/auTmE:10 Stack trace: #0 {main} thrown in /in/auTmE on line 10
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
Fatal error: Uncaught Error: Undefined constant self::CN2 in /in/auTmE:14 Stack trace: #0 {main} thrown in /in/auTmE on line 14
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught Error: Undefined class constant 'self::CN2' in /in/auTmE:14 Stack trace: #0 {main} thrown in /in/auTmE on line 14
Process exited with code 255.
Output for 5.2.4 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Fatal error: Undefined class constant 'self::CN2' in /in/auTmE on line 14
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.3
Fatal error: Cannot access self:: when no class scope is active in /in/auTmE on line 14
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/auTmE on line 4
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 T_CONST, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/auTmE on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/auTmE on line 4
Process exited with code 255.

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