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<?php class X { private const HELLO = 123; public function __construct() { echo self::HELLO."\n"; } } $x = new X(); echo X::HELLO;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7
123 Fatal error: Uncaught Error: Cannot access private constant X::HELLO in /in/tomAm:14 Stack trace: #0 {main} thrown in /in/tomAm on line 14
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 0 123 Fatal error: Uncaught Error: Cannot access private constant X::HELLO in /in/tomAm:14 Stack trace: #0 {main} thrown in /in/tomAm on line 14
Process exited with code 255.
Output for 7.1.0 - 7.1.20, 7.2.5 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33
123 Fatal error: Uncaught Error: Cannot access private const X::HELLO in /in/tomAm:14 Stack trace: #0 {main} thrown in /in/tomAm on line 14
Process exited with code 255.
Output for 7.0.0 - 7.0.25
Parse error: syntax error, unexpected 'const' (T_CONST), expecting variable (T_VARIABLE) in /in/tomAm on line 5
Process exited with code 255.

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