checklist.day

Symfony PHP 5.4 Polyfill

JSON →
library 1.20.0 ·php
✓ verified Jun 19, 2026
utility

Backports PHP 5.4+ features to lower PHP versions for compatibility.

Resources

githubgithub.com/symfony/polyfill-php54 ↗
homepagesymfony.com ↗

API endpoints

full doc /v1/registry/symfony-polyfill-php54
install /v1/registry/symfony-polyfill-php54/install