append attribute when updating observe laravel code example

Example 1: laravel create model

# The easiest way to create a model instance is using the 
# make:model Artisan command:

php artisan make:model Flight

# If you would like to generate a database migration when you 
# generate the model, you may use the --migration or -m option:

php artisan make:model Flight --migration
php artisan make:model Flight -m

Example 2: @foreac laravel

@if(count($posts) > 1)
    @foreach($posts as $post)
        <h2><a href="/posts/{{$post->id}}">{{$post->title}}</a></h2>
    @endforeach
@else
    </p>no posts found</p>
@endif