<?php
class Baz {
protected $data;
function __construct($d) {
$this->data = $d;
}
function getData() {
return $this->data;
}
}
trait A {
protected $a;
function run() {
echo $this->a->getData();
}
}
class Foo {
use A;
function __construct() {
$this->a = new Baz('Hello ');
}
}
class Bar {
use A;
function __construct() {
$this->a = new Foo();
}
}
(new Foo)->run();
(new Bar)->run();
Hello
Fatal error: Uncaught Error: Call to undefined method Foo::getData() in /in/enIAJ:18
Stack trace:
#0 /in/enIAJ(39): Bar->run()
#1 {main}
thrown in /in/enIAJ on line 18
Process exited with code 255.
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
Hello
Fatal error: Uncaught Error: Call to undefined method Foo::getData() in /in/enIAJ:18
Stack trace:
#0 /in/enIAJ(39): Bar->run()
#1 {main}
thrown in /in/enIAJ on line 18
Process exited with code 255.
Output for 5.6.0 - 5.6.40
Hello
Fatal error: Call to undefined method Foo::getData() in /in/enIAJ on line 18
Process exited with code 255.