/**
* Constructs an instance of this class.
*
* @param int|null $memoryBufferSize maximum number of bytes to keep in memory before using a temporary file
*/
public function __construct($memoryBufferSize = null)
{
$uri = 'php://temp';
if ((int) $memoryBufferSize > 0) {
$uri .= '/maxmemory:' . (int) $memoryBufferSize;
}
parent::__construct($uri);
}
/**
* Constructs an instance of this class.
*/
public function __construct()
{
parent::__construct('php://memory');
}
