Validation via FormRequest

PostStoreRequest.php

<?php namespace App\Http\Requests;

use Illuminate\Foundation\Http\FormRequest;

class PostStoreRequest extends FormRequest
{
    public function authorize()
    {
        return true;
    }
    
    public function rules()
    {
        return [
            'title' => 'required|unique:posts|max:255',
            'body' => 'required',
        ];
    }
}