val prepend_name : string list ‑> (_, _) Core.Field.t ‑> string listPrepend the name of a field to the list of fields. This function is Fields.fold friendly.
val add : int ‑> int ‑> _ ‑> intAdd the two integer parameters. This function is Fields.fold friendly
val write : is_first:bool ‑> is_last:bool ‑> writer:(string ‑> unit) ‑> to_string:('a ‑> string) ‑> _ ‑> _ ‑> 'a ‑> unitwrite ~is_first ~is_last ~writer ~to_string _ _ t writes the contents of a field
using writer. If not is_firstwriter ","; writer (to_string t). If is_last then
writer (to_string t); writer "\n".