PHP

Why Is PHP 8.3 Important for Shopware 6?

Shopware relies on modern PHP versions to ensure maximum performance and security. Upgrading to PHP 8.3 not only brings higher speed but also new features that simplify development.

Which Shopware Versions Support PHP 8.3?

• Shopware 6.6 and later: Fully compatible with PHP 8.3
• Older versions: May not support PHP 8.3 – an update is recommended

Key Features in PHP 8.3

📌 Readonly Classes

Readonly classes ensure that all properties are automatically readonly, improving security and performance.

readonly class Product {
    public function __construct(
        public string $name,
        public float $price
    ) {}
}

📌 Typed Class Constants

PHP 8.3 now allows explicit typing for class constants:

class Order {
    public const int MAX_ITEMS = 100;
}

📌 JSON Validation with json_validate()

Validate JSON data without fully decoding it:

if (json_validate($jsonString)) {
    echo "Valid JSON!";
}

Performance Benefits of PHP 8.3 for Shopware

• ⚡ Improved OPcache optimizations for faster page load times
• ⚡ Enhanced JIT engine for better computational performance
• ⚡ Lower memory usage due to more efficient garbage collection

How to Upgrade Shopware to PHP 8.3

1. Check your PHP version using php -v
2. Ensure your Shopware version is at least 6.6
3. Upgrade PHP via your server or hosting provider
4. Test compatibility with composer update and Shopware's system check
5. Update your plugins to PHP 8.3-compatible versions

Conclusion

PHP 8.3 offers better performance, improved typing, and new features that make Shopware faster and more stable. If your shop is not yet running PHP 8.3, now is the perfect time to upgrade!

Need help upgrading to PHP 8.3 for Shopware? Contact me – I’d be happy to assist you!