UTF16.Buf
Buffer module for UTF-16
type buf
val create : int -> buf
create n : creates the buffer with the initial size n.
n
val contents : buf -> t
val clear : buf -> unit
val reset : buf -> unit
val add_char : buf -> UChar.t -> unit
if the character is not representable, raise Out_of_range
val add_string : buf -> t -> unit
val add_buffer : buf -> buf -> unit