{
$varvar = 'foo';
$foo = 'foo';
return static::${${$varvar}};
}
static function b2()
{
$varvar = 'foo';
return static::${$varvar};
}
static function b3()
{
$varvar = 'foo';
return static::${$varvar};
}
static function b4()
{
return static::${'foo'};
}
}
var_dump(a::b1());
var_dump(a::b2());
var_dump(a::b3());
var_dump(a::b4());
?>
--EXPECT--
string(3) "bar"
string(3) "bar"
string(3) "bar"
string(3) "bar"