- var_dump: documentation ( source)
<?php
class Foo {}
$a = null;
$f = new Foo($a = 123);
var_dump($a);
class Bar { function __constructor(){} }
$b = null;
$g = new Bar($b = 123);
var_dump($b);
class Baz { function __constructor($x){$x;} }
$c = null;
$h = new Baz($c = 123);
var_dump($c);