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Lua Quick Start Guide

You're reading from   Lua Quick Start Guide The easiest way to learn Lua programming

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Product type Paperback
Published in Jul 2018
Publisher Packt
ISBN-13 9781789343229
Length 202 pages
Edition 1st Edition
Languages
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Author (1):
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Gabor Szauer Gabor Szauer
Author Profile Icon Gabor Szauer
Gabor Szauer
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Toc

Namespaces

Everything inside Lua Bridge must be declared within a namespace. These namespaces have no connection to C++ namespaces, and within Lua, they are just tables. The concept of a namespace is similar to the concept of a Lua module being loaded as a table.

A global namespace exists, and you can register functions, variables, and classes to that namespace, but it's considered bad practice. You can get the global namespace with the following call:

getGlobalNamespace(lua_State*)

Once you have the global namespace, you can create your own namespace inside it with the beginNamespace(const char*) call. This function takes a string with the name of the namespace as an argument. Once you are done working with the namespace, you must close it with the endNameSpace() call. If you want to add more classes in different parts of the code in a namespace, it can be opened multiple...

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