Runtime ::class const doesn't work properly

[jorgsowa]

<?php

$class[0]::class;

Result:

Parse Error : syntax error, unexpected 'class' (T_CLASS) on line 3

  1 | <?php
  2 |
> 3 | $class[0]::class;
    |           ^

Sandbox: https://loilo.github.io/prettier-php-playground/#N4IgDgTgpgLjCWUIHkwIPYDsDOIBcok8mMA6vACYwAW+AHAAwA0IMAhgEblW14AsLAK7YoAFU648AMzYAbES2zEA5rKgBFQehhR8M+VBZhqYAGpIlWfCACsAOj4gWMCG3iyVAYXQBbH2wAFAAkA-BdBQxAOVwBjKABlGABPNWswJABaGNwWaABHQXhoANdlfz05BRBiEQgYErYytgqDAF8WKAp4GHQUNHgsSVA2bBgWkXbqzDBBMbwQAB4AfmMwAB1MDYASGNkR7ABtBgBdPDxd-YBuEFagA