<?php
namespace abc;
class b {
}
class a extends b {
public function test(){
var_dump(self::class);
}
}
$a = new \abc\a();
$a->test();
var_dump($a instanceof \abc\a);
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
string(5) "abc\a"
bool(true)