debug.getupvalues - Potassium

function debug.getupvalues(function: function | number): { any }

function | number

required

The function whose upvalues are returned. Stack levels are also supported.

Alias: getupvalues

Example

This code sample will print every upvalue the function’s upvalue list.

local upvalue = "Hello, World!"
function foo()
    print(upvalue)
end

local upvalues = debug.getupvalues(foo)
for i, v in upvalues do
    print(i, v)
end

​Example

Example