(PHP 5 >= 5.1.2, PHP 7, PHP 8)
La clase SplTempFileObject ofrece una interfaz orientada a objectos para ficheros temporales.
$delimiter
= ",", string $enclosure
= "\"", string $escape
= "\\"): array$fields
,$delimiter
= ",",$enclosure
= '"',$escape
= "\"$delimiter
= ",", string $enclosure
= "\"", string $escape
= "\\"): void