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→Introduction
Thus, with luaTeX ordinary users can write simple macros; and, perhaps more importantly, can read and understand macros written by TeX wizards.
Since the luaTeX project started it has been actively supported by ConTeXt. <ref>Not surprising, as two of luaTeX's main developers\Dash —Taco Hoekwater and Hans Hagen\Dash —are also the main ConTeXt developers.</ref> These days, the various <em>How do I write such a macro</em> questions on the ConTeXt mailing list are answered by a solution that uses lua. I present a few such examples in this article. I have deliberately avoided examples about [[Fonts in LuaTeX | fonts]] and non-Latin languages. There is already quite a bit of documentation about them. In this article, I highlight how to use luaTeX to write macros that require some <em>flow control</em>: randomized outputs, loops, and parsing.
= Interaction between TeX and lua =
