Module type Signatures.STRING

module type STRING = sig .. end

val print : Format.formatter -> string -> unit

val chomp : string -> string

val before : string -> int -> string

before s n returns the substring of all characters of s that precede position n (excluding the character at position n). This is the same function as Str.string_before.

val after : string -> int -> string

after s n returns the substring of all characters of s that follow position n (including the character at position n). This is the same function as Str.string_after.

val first_chars : string -> int -> string

first_chars s n returns the first n characters of s. This is the same function as Signatures.STRING.before ant Str.first_chars.

val last_chars : string -> int -> string

last_chars s n returns the last n characters of s. This is the same function as Str.last_chars.

val eq_sub_strings : string -> int -> string -> int -> int -> bool

val is_prefix : string -> string -> bool

is_prefix u v is u a prefix of v ?

is_suffix u v : is v a suffix of u ?

val is_suffix : string -> string -> bool

val contains_string : string -> int -> string -> int option

contains_string s1 p2 s2 Search in s1 starting from p1 if it contains the s2 string. Returns Some position where position is the begining of the string s2 in s1, None otherwise.

val subst : string -> string -> string -> string

subst patt repl text

val tr : char -> char -> string -> string

tr patt repl text

val rev : string -> string

val implode : char list -> string

val explode : string -> char list

include Std_signatures.STRING

The following are original functions from the String module.