1  <?php
 2  
 3  namespace App\Enums;
 4  
 5  enum CertificateStatusEnum: string
 6  {
 7      case IN_FORCE = 'In force';
 8      case SUSPENDED = 'Suspended';
 9      case WITHDRAWN = 'Withdrawn';
10      case EXPIRED = 'Expired';
11      case NO_LONGER_VALID = 'No longer valid';
12  
13      public static function toArray(): array
14      {
15          return array_column(self::cases(), 'value');
16      }
17  
18  }