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<?php class A { protected const BLOP = 1; public function get() { return static::BLOP; } public function get2() { return self::BLOP; } } class B extends A { protected const BLOP = 2; } $o = new B(); var_dump($o->get(), $o->get2());
Output for 7.1.0, 7.2.29 - 7.2.33, 7.3.16 - 7.3.33, 7.4.3 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
int(2) int(1)
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 int(2) int(1)
Output for 5.5.0 - 5.5.36, 5.6.0 - 5.6.22, 7.0.0 - 7.0.7
Parse error: syntax error, unexpected 'const' (T_CONST), expecting variable (T_VARIABLE) in /in/XCCbo on line 5
Process exited with code 255.

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