Outputing as Nil even after being defined properly earlier in the program

[Alex_8BitSkull]

I wrote a post on this subject a while back, the first half explains scoping:

Help turning block of code into function

Right, it does sound like you need to understand scoping in Lua. Read this section of the manual (in fact the whole page is useful). In simple terms, the “scope” of a variable (or function) in Lua has to do with where it is available (“blocks”). A block might be a function, or an entire script. Something with the prefix ‘local’ is available only in the block where it is defined. Without that prefix, it is global, and available everywhere. Using global variables can quickly get messy, and you r…