Flávio Medeiros medeiroz

## ReferenceCodeGenerator.php
<?PHP
class ReferenceCodeGenerator {

    private readonly int $base;

    public function __construct(
      private readonly int $codeLength = 6,
      private readonly string $characters = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ',
    ) {
        $this->base = strlen($this->characters);
	<?PHP
	class ReferenceCodeGenerator {

	private readonly int $base;

	public function __construct(
	private readonly int $codeLength = 6,
	private readonly string $characters = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ',
	) {
	$this->base = strlen($this->characters);