Lua Essentials

Lua is a minimalistic language, “no-batteries-included” ..

This all-in-one file extens the standard Lua API with helpful functions.

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Core Functions

• include(file) a clone of dofile, just for convenience
  • file - a .lua file, full path or local to the current executable
• printf(fmt, ...)
  • fmt - format for printing, see lua.org
  • ... - varags
• clear()
• get()

Meta Changes

• string __index
• string __mod
• string __mul

Library Functions

Libraries are extended by following functions.

debug

• debug.getparams(func)

-- this is lua
function add(arg1, num2)
	return arg1 + num2
end
debug.getparams(add) ->

file

• file.read(name, mode)
• file.write(name, content, mode)
• file.append(name, content, mode)
• file.rename(name, name)
• file.delete(name)

math

• math.round(num)

string

• string.hax

table

• table.hax