Module Regexp


module Regexp: sig .. end
Types for regexps

type regexp 
The type for regexps.
type result 
The type for match result.

Constructors
val regexp : string -> regexp
Simple regexp constructor.
val quote : string -> string
Escapes characters with special meaning in the regexp context.
val regexp_string : string -> regexp
regexp_string s creates a regexp matching the exact string s.

Functions
val string_match : regexp -> string -> int -> result option
string_match r s i matches the string s starting from the ith character. Evaluates to None if s (from the ith character) doesn't match r.
val search : regexp -> string -> int -> (int * result) option
search r s i evaluates to the index of the match and the match result or None if s (starting from i) doesn't match r.
val matched_string : result -> string
matched_string r return the exact substring that matched when evaluating r.
val matched_group : result -> int -> string option
matched_group r i is the ith group matched. Groups in matches are * obtained with parentheses. Groups are 1-based.
val global_replace : regexp -> string -> string -> string
global_replace r s by replaces all of the matches of r in s by by.
val replace_first : regexp -> string -> string -> string
replace_first r s by replaces the first match of r in s by by.
val split : regexp -> string -> string list
split r s splits the string s erasing matches with r. split (regexp " ") "toto tutu tata" is ["toto";"tutu";"tata"].
val bounded_split : regexp -> string -> int -> string list
bounded_split r s i is like split r s except that the result's length is less than i.