Reverse String in F#

Published on 10 April 2026 (Updated: 10 April 2026)

Welcome to the Reverse String in F# page! Here, you'll find the source code for this program as well as a description of how the program works.

Current Solution

open System

module Reverse =
    let run (s: string) =
        let arr = s.ToCharArray()
        Array.Reverse arr
        String arr

module Helpers =

    let parseArgs = function
        | [| s |] -> Some s
        | _ -> None

    let handle = function
        | Some s ->
            s |> Reverse.run |> printfn "%s"
        | None ->
            printfn ""

[<EntryPoint>]
let main argv =
    argv
    |> Helpers.parseArgs
    |> Helpers.handle

    0

Reverse String in F# was written by:

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How to Implement the Solution

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How to Run the Solution

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