(PHP 5 >= 5.1.2, PHP 7, PHP 8)
La clase SplTempFileObject ofrece una interfaz orientada a objectos para ficheros temporales.
$separator = ",", string $enclosure = "\"", string $escape = "\\"): array|false$separator = ",", string $enclosure = "\"", string $escape = "\\"): void$mode = "r", bool $useIncludePath = false, ?resource $context = null): SplFileObject