Heh, someone shows up to remind me of ‘nil’ each time I say that. Lua's ‘nil’ is not a value, it's a void in which all undefined variables swim. Specifically,

Heh, someone shows up to remind me of ‘nil’ each time I say that. Lua's ‘nil’ is not a value, it's a void in which all undefined variables swim. Specifically, if you assign nil to a table field, you can't know what fields the table has unless you have that schema beforehand.