class tempfile_trans_channel :?close_mode:close_mode -> ?tmp_directory:string -> ?tmp_prefix:string -> out_obj_channel ->trans_out_obj_channel
A transactional output channel with a transaction buffer implemented as temporary file
close_mode : Specifies the semantics of close_out, by default
`Committmp_directory : See make_temporary_filetmp_prefix : See make_temporary_file