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<?php class Foo { public static function bar() { return 42; } } $x = 'Foo::bar'; echo ( true === is_callable($x) ? 'T' : 'F' ); echo ( 42 == call_user_func($x) ? 'T' : 'F' );
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
TT
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 TT
preferences:
203.51 ms | 401 KiB | 153 Q