How to Async String Contains in OCaml - Code Snippet

(* Task: Async String Contains
(* Language: OCaml

let async_string_contains() =
    (* Implementation for Async String Contains
    let result = ...; (* Initialize variable
    (* TODO: Implement core logic here
    (* Step 1: Prepare data
    (* Step 2: Process Async String Contains
    print_endline("Done");
;;