diff options
Diffstat (limited to 'stdlib/buffer.mli')
| -rw-r--r-- | stdlib/buffer.mli | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/stdlib/buffer.mli b/stdlib/buffer.mli index 73e02e299..0448df7a3 100644 --- a/stdlib/buffer.mli +++ b/stdlib/buffer.mli @@ -40,6 +40,16 @@ val contents : t -> string (** Return a copy of the current contents of the buffer. The buffer itself is unchanged. *) +val sub : t -> int -> int -> string +(** [Buffer.sub b off len] returns (a copy of) the substring of the +current contents of the buffer [b] starting at offset [off] of length +[len] bytes. May raise {!Invalid_arg} if out of bounds request. The +buffer itself is unaffected. *) + +val nth : t -> int -> char +(** get the n-th character of the buffer. Raise {!Invalid_arg} if +index out of bounds *) + val length : t -> int (** Return the number of characters currently contained in the buffer. *) |