Laravel Validation Nullable Example

Laravel · 10-Apr-2023

Teams applying “Laravel Validation Nullable Example” in a production project can use the complete guide to record implementation, review and debugging time, then compare that effort with tests and shipped functionality instead of treating activity as performance by itself.

Before copying the example into a live application, confirm version-specific behaviour with the official Laravel website and test it against the project’s actual database and runtime.

Hi Guys,

Today, I will learn you to create validation nullable in laravel.we will show example of laravel validation nullable.

The field under validation may be null.

Here, I will give you full example for simply nullable validation in laravel bellow.

solution

$request->validate([
  'phone' => 'nullable|numeric',
]);

Route : routes/web.php

Route::get('form/create','FromController@index');
Route::post('form/store','FromController@store')->name('form.store');

Controller : app/Http/Controllers/BlogController.php

<?php
namespace App\Http\Controllers;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Blade;
use App\Models\User;
use App\Models\Post;
class FromController extends Controller
{   
    /**
     * Write code on Method
     *
     * @return response()
     */
    public function create()
    {
        return view('form');
    }

    
    /**
     * Write code on Method
     *
     * @return response()
     */
    public function store(Request $request)
    {
        $request->validate([
          'phone' => 'nullable|numeric',
        ]);
      dd('done');
    }
}

View : resources/views/form.php

<!DOCTYPE html>
<html>
<head>
  <title>From</title>
  <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.5.2/css/bootstrap.min.css" integrity="sha512-MoRNloxbStBcD8z3M/2BmnT+rg4IsMxPkXaGh2zD6LGNNFE80W3onsAhRcMAMrSoyWL9xD7Ert0men7vR8LUZg==" crossorigin="anonymous" />
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.5.2/js/bootstrap.min.js"></script>
</head>
<body class="bg-dark">
  <div class="container">
    <div class="row">
      <div class="col-md-6 offset-3">
        <div class="card mt-5">
          <div class="card-header">
            <div class="row">
              <div class="col-md-9">
                 Laravel Validation nullable Example
              </div>
              <div class="col-md-3 text-right">
                <a href="{{ route('form') }}" class="btn btn-sm btn-outline-primary">Back</a>
              </div>
            </div>
          </div>
          <div class="card-body">
                @if (count($errors) > 0)
                      <div class="row">
                          <div class="col-md-12">
                              <div class="alert alert-danger alert-dismissible">
                                  <button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button>
                                  @foreach($errors->all() as $error)
                                  {{ $error }} <br>
                                  @endforeach      
                              </div>
                          </div>
                      </div>
                    @endif
              <form action="{{ route('from.store') }}" method="post">
                @csrf
                <div class="row">
                  <div class="col-md-12">
                    <div class="form-group">
                      <label>Phone No:</label>
                      <input name="phone" type="text" class="form-control">
                    </div>
                  </div>
                </div>
                <div class="row">
                  <div class="col-md-12">
                    <button class="btn btn-block btn-success">Submit</button>
                  </div>
                </div>
              </form>
          </div>
        </div>
      </div>
    </div>
  </div>
</body>
</html>

It will help you...