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<?php
namespace JeroenDesloovere\VCard\Parser\Property;
class PropertyParser
{
protected function convertEmptyStringToNull(array $values): void
foreach ($values as &$value) {
if ($value === '') {
$value = null;
}
/**
* Unescape newline characters according to RFC2425 section 5.8.4.
* This function will replace escaped line breaks with PHP_EOL.
*
* @link http://tools.ietf.org/html/rfc2425#section-5.8.4
* @param string $text
* @return string
*/
protected function unescape($text): string
return str_replace("\\n", PHP_EOL, $text);