Lesson - 59 Laravel 13 Validation Tutorial – Writing Custom Rules and Error Overrides

Don’t miss out! Buy Me a Coffee: https://buymeacoffee.com/eraufi    • Laravel 13 Full Course – Complete Tutorial...   Code Examples: https://github.com/ERaufi Please like, comment, and subscribe for more tutorials, and let’s begin your journey into web development today! In this lesson of our Laravel 13 Full Course, we are taking complete control of our data integrity by building Custom Validation Rules and custom messages! While Laravel's built-in rules (like required, email, and unique) handle 90% of your needs, real-world applications often require unique business logic—like validating a specific phone number format, verifying a secure password pattern, or checking an external API payload. In this tutorial, you will learn how to use php artisan make:rule to generate dedicated rule classes. We will break down the structural layout of a Laravel 13 rule object, focusing on how the validate() method handles data logic under the hood and how to pass custom failures using the $fail closure. You'll also learn how to inject dynamic parameters into your error strings to keep your UI clear, helpful, and highly professional. If you're ready to write enterprise-level, reusable validation code in PHP 8.3, hit that play button! Like, subscribe, and let's jump into the IDE.