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A little bit of Lua and a lot of XML…

Let’s touch on variables. In a program, a variable is a place where data is stored. Variables have names, like x or myData or steve. Variables can have a type, which means they can only hold certain kinds of data, like a number, or a single letter of the alphabet. Some variables are very flexible and can hold anything, they are often referred to as objects. Lua’s variables are untyped, they are very flexible, one can think of them as objects. ...