inout

type CsvFile struct {
	// contains filtered or unexported fields
}

type CsvFileConfig struct {
	Flag      string
	Filename  string
	WriteSize int
}

type WriterFile struct {
	// contains filtered or unexported fields
}

type WriterFileConfig struct {
	// os.O_RDWR|os.O_CREATE|os.O_TRUNC
	// os.O_RDWR|os.O_CREATE|O_APPEND
	Flag      string
	Filename  string
	WriteSize int
}