<?php
class X {
static $c = 'Y';
public static function go() { static::$c::test(); }
}
class Y {
public static function test() { echo 'Hello World!'; }
}
X::go();
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
Hello World!
Output for 5.6.0 - 5.6.40
Parse error: syntax error, unexpected '::' (T_PAAMAYIM_NEKUDOTAYIM) in /in/qhv3h on line 6
Process exited with code 255.