- Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- string(11) "this is bar" string(11) "this is bar"
<?php
class Foo {
const BAR = 'this is bar';
}
var_dump(Foo::BAR);
$str = 'BAR';
var_dump(constant(Foo::class. '::' . $str));
// var_dump(Foo::{$str}); -> これはできない