Example of a Enum definition that includes two methods to define Labels and Select Options.

MonthsEnum.php

<?php

namespace App\Enums;

use Exception;

enum MonthsEnum: int
{
    case JANUARY = 1;
    case FEBRUARY = 2;
    case MARCH = 3;
    case APRIL = 4;
    case MAY = 5;
    case JUNE = 6;
    case JULY = 7;
    case AUGUST = 8;
    case SEPTEMBER = 9;
    case OCTOBER = 10;
    case NOVEMBER = 11;
    case DECEMBER = 12;

    public static function toArray(): array
    {
        return array_column(WeekDaysEnum::cases(), 'value');
    }

    public static function toLabel($value): string
    {
        return match ($value) {
            self::JANUARY->value => 'Enero',
            self::FEBRUARY->value => 'Febrero',
            self::MARCH->value => 'Marzo',
            self::APRIL->value => 'Abril',
            self::MAY->value => 'Mayo',
            self::JUNE->value => 'Junio',
            self::JULY->value => 'Julio',
            self::AUGUST->value => 'Agosto',
            self::SEPTEMBER->value => 'Septiembre',
            self::OCTOBER->value => 'Octubre',
            self::NOVEMBER->value => 'Noviembre',
            self::DECEMBER->value => 'Diciembre',
        };
    }

    public static function toSelectArray(): array
    {
        return array_map(fn ($format) => [
            'label' => self::toLabel($format),
            'value' => $format,
        ], self::toArray());
    }
}