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Lua module tables

Lua reference for lua module tables.

Syntax

local M = {}
function M.double(value) return value * 2 end
return M

Examples

Lua module tables example

A focused example you can adapt while practising.

local M = {}
function M.double(value) return value * 2 end
return M

Best practices

  • Start with the smallest working example, then adapt it to your project.
  • Use the language’s standard library and idioms before introducing extra dependencies.

At a glance

Purpose
Lightweight scripting and embedding
File extension
.lua
Runs in
Lua interpreter or a host application
Usually used with
Host APIs and Lua modules

Specifications & further reading

Related Lua documentation

Lua Modules
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Lua reference for lua io library.