yango
public php v1 · immutable~$ cat ref.php<?phpfunction reftext($a, &$b) { $b = $a+4; return true;}$b = "foo";echo $b."\n";$rv = reftext(8,$b);echo $rv."\n";echo $b."\n";?>~$ php ref.phpfoo112~$ cat ref.php<?phpfunction reftext($a, &$b) { $b = $a+4; return true;}$b = "foo";echo $b."\n";$rv = reftext(8,$b);echo $rv."\n";echo $b."\n";?>~$ php ref.phpfoo112