Official website of the Lua language about news get started download documentation community site map português designed and developed at

To embed Lua into your C or C++ program, you'll need the Lua headers to compile your program and a Lua library to link with it. If you're getting a ready-made Lua package for your platform, you'll probably …

Lua is a powerful, efficient, lightweight, embeddable scripting language. It supports several programming styles: procedural, object-oriented, functional, data-driven, and data description.

Source Lua is free software distributed in source code. It may be used for any purpose, including commercial purposes, at absolutely no cost. All versions are available for download. The current …

The official definition of the Lua language is its reference manual, which describes the syntax and the semantics of Lua, the standard libraries, and the C API.

Lua 5.3 Reference Manual The reference manual is the official definition of the Lua language. For a complete introduction to Lua programming, see the book Programming in Lua.

Dec 22, 2025 · The official definition of the Lua language is its reference manual, which describes the syntax and the semantics of Lua, the standard libraries, and the C API.

Nevertheless, Lua is still the same language; most things that we will see here are valid regardless of how you are using Lua. For a start, we recommend that you use the stand-alone interpreter (that is, …

Lua does not have the concept of class; each object defines its own behavior and has a shape of its own. Nevertheless, it is not difficult to emulate classes in Lua, following the lead from prototype …

Lua compares strings in alphabetical order, which follows the locale set for Lua. For instance, with the European Latin-1 locale, we have "acai" < "açaí" < "acorde".