- get_class_methods: documentation ( source)
- in_array: documentation ( source)
- get_object_vars: documentation ( source)
- next: documentation ( source)
- current: documentation ( source)
<?php
class P
{
function r($o,$p)
{
if($v=get_object_vars($o)&&@$v=$v[$p])
return$v;
$m=['set','get','has','is','_'];
do {
if($s=get_class_methods($o)&&in_array($a=current($m).$p,$s))return$o->$a();
} while(next($m));
throw new Exception();
}
}
class A
{
private $a = 'hello';
protected function getA() { return $this->a; }
}
$a = new A();
$p = new P();
echo $p->r($a, 'a');