Symfony version(s) affected

n/a

Description

after upgrading var-dumper to 6.3, when using dump() or dd(), expand or collapse for object/array/string suddenly not working.

How to reproduce

• composer init then install symfony/var-dumper v6.3
• open index.php in browser
• expand or collapse not working

composer.json.txt
index.php.txt

Possible Solution

No response

Additional Context

• browser: Chrome
• platform: Windows
• user agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.0.0 Safari/537.36