Laravel框架中自定义模板指令总结

\Blade::directive('directive_name', function ($expression) {
 return $expression;
});

<p>@hello('World')</p>

<?php
namespace App\Providers;
use Illuminate\Support\Facades\Blade;
use Illuminate\Support\ServiceProvider;
class AppServiceProvider extends ServiceProvider
{
 /**
  * Perform post-registration booting of services.
  *
  * @return void
  */
 public function boot()
 {
  Blade::directive('hello', function ($expression) {
   return "<?php echo 'Hello ' . {$expression}; ?>";
  });
 }
 /**
  * Register bindings in the container.
  *
  * @return void
  */
 public function register()
 {
  //
 }
}

<p>@greet('Hi', 'Hammad')</p>
\Blade::directive('hello', function ($expression) {
 list($greet, $name) = explode(', ', $expression);

 return "<?php echo {$greet} . ' ' . {$name}; ?>";
});

\Blade::directive('hello', function ($expression) {
 return "<?php echo 'Hello ' . e({$expression}); ?>";
});

php artisan view:clear

public function boot()
{
 \Blade::if('admin', function () {
  return auth()->check() && auth()->user()->isAdmin();
 });
}