laravel create request validation code example

Example 1: email validation in laravel

'email' => 'required|email|unique:users,email',
//@sujay

Example 2: create form request laravel

php artisan make:request StoreBlogPost

Example 3: laravel validation

/**
 * Store a new blog post.
 *
 * @param  Request  $request
 * @return Response
 */
public function store(Request $request)
{
    $validatedData = $request->validate([
        'title' => 'required|unique:posts|max:255',
        'body' => 'required',
    ]);

    // The blog post is valid...
}

Example 4: 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 5: laravel unique validation

unique:table,column,except,idColumn

############## Example : ################

############### For Updating  
//rules
'email' => 'unique:users,email_address,' . $userId,

############### For Creating 
//rules
'email' => 'unique:users,email_address',

Example 6: laravel request validation rules for create and update

public function rules()
    {
        $rules = [
            'name' => 'required|string|unique:products|max:255',
        ];

        if (in_array($this->method(), ['PUT', 'PATCH'])) {
            $product = $this->route()->parameter('product');

            $rules['name'] = [
                'required',
                'string',
                'max:255',
                Rule::unique('loan_products')->ignore($product),
            ];
        }

        return $rules;
    }