<?php

namespace AppProviders;

use IlluminateSupportServiceProvider;
use View;

class ComposerServiceProvider extends ServiceProvider
{
/**
 * Bootstrap services.
 *
 * @return void
 */
public function boot()
{
    View::composer('plain','AppHttpViewComposersPostComposer');
}

/**
 * Register services.
 *
 * @return void
 */
public function register()
{
    //
}
}

<?php

namespace AppHttpViewComposer;

use IlluminateViewView;
use AppPost;

class PostComposer
{
public function comspose(View $view)
{
    $posts = Post::all();
    $view->with('postha', $posts );
}
}