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<?php
declare(strict_types=1);
namespace Genkgo\Mail\Protocol\Imap\MessageData;
final class Partial
{
/**
* @var int
*/
private $firstByte;
private $lastByte;
* @param int $firstByte
* @param int $lastByte
public function __construct(int $firstByte, int $lastByte)
$this->firstByte = $firstByte;
$this->lastByte = $lastByte;
}
* @return string
public function __toString(): string
return sprintf(
'<%s>',
$this->firstByte === $this->lastByte ? $this->firstByte : $this->firstByte . '.' . $this->lastByte
);
* @param string $partial
* @return Partial
public static function fromString(string $partial): self
$result = preg_match('/^<([0-9]+)\.([0-9]+)$/', $partial, $matches);
if ($result !== 1) {
throw new \InvalidArgumentException('String is not a partial');
return new self((int)$matches[1], (int)$matches[2]);
genkgo /
mail
