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@ 2014-08-26T01:49:04Z

<?php
class A{
function A(){
$this->a['s'] = 'hoge';
}
function B(){
$s =& $this->a['s'];
$this->o($s);
var_dump($s);
}
function o($s){
$s = 'da' . $s;
}
}
$a = new A();
$a->B();

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)

preferences:dark modelive preview

43.35 ms | 402 KiB | 5 Q