PHP code example of grifart / enum

1. Go to this page and download the library: Download grifart/enum library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

grifart / enum example snippets


/**
 * @method static DayOfWeek MONDAY()
 * @method static DayOfWeek TUESDAY()
 */
final class DayOfWeek extends \Grifart\Enum\Enum
{
    use Grifart\Enum\AutoInstances;
    private const MONDAY = 'monday';
    private const TUESDAY = 'tuesday';
}

$monday = DayOfWeek::MONDAY();
function process(DayOfWeek $day): void { /* ... */ }


/**
 * @method static ExpirationType ASSIGNMENT()
 * @method static ExpirationType FIXED()
 */
abstract class ExpirationType extends \Grifart\Enum\Enum
{
	protected const ASSIGNMENT = 'assignment';
	protected const FIXED = 'fixed';

	abstract public function computeExpiration(Offer $offer): \DateTimeImmutable;

	protected static function provideInstances() : array {
		return [
			new class(self::ASSIGNMENT) extends ExpirationType {
				public function computeExpiration(Offer $offer): \DateTimeImmutable {
					return /* behaviour A */;
				}
			},
			new class(self::FIXED) extends ExpirationType {
				public function computeExpiration(Offer $offer): \DateTimeImmutable {
					return /* behaviour B */;
				}
			},
		];
	}
}