form validator laravel code example

Example 1: validate laravel

$validatedData = $request->validate([
    'title' => ['required', 'unique:posts', 'max:255'],
    'body' => ['required'],
]);

Example 2: laravel validation example

//import		
		use Illuminate\Support\Facades\Validator;
	
		// single var check
        $validator = Validator::make(['data' => $value],
            ['data' => 'string|min:1|max:10']
        );
        if ($validator->fails()) {
            // your code
        }

        // array check
        $validator = Validator::make(['data' => $array],
            ['email' => 'string|min:1|max:10'],
            ['username' => 'string|min:1|max:10'],
            ['password' => 'string|min:1|max:10'],
            ['...' => '...']
        );

        if ($validator->fails()) {
            // your code
        }

Example 3: rule::exists with custom message laravel

$messsages = array(
		'email.required'=>'You cant leave Email field empty',
		'name.required'=>'You cant leave name field empty',
                'name.min'=>'The field has to be :min chars long',
	);

	$rules = array(
		'email'=>'required|unique:content',
		'name'=>'required|min:3',
	);

	$validator = Validator::make(Input::all(), $rules,$messsages);

Example 4: laravel form validation

php artisan make:controller ValidationController --plain