Install OCaml

Install

Install opam, the package manager for OCaml.

sudo pacman -S opam

Dune, the OCaml build tool, is installed using opam.

opam install dune

REPL can be used by running ocaml.

% ocaml
        OCaml version 4.13.1

# 1+1;;
- : int = 2
# exit 0;;

To create a new project using Dune, run dune init.

dune init exe myproj

.
├── _build
│  └── log
├── dune
└── myproj.ml

To build a project, run dune build.

.
├── _build
│  ├── default
│  │  ├── dune
│  │  ├── myproj.exe
│  │  └── myproj.ml
│  └── log
├── dune
├── dune-project
└── myproj.ml

To execute, run dune exe.

dune exec ./myproj.exe