<?php
class A {
public $a;
public function __construct(
$a = 1
) {
$this->a = $a;
}
}
class B extends A {
public function __construct(
public string $b = 'hello'
) {}
}
$b = new B();
var_dump($b->a, $b->b);
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
NULL
string(5) "hello"