API getglobal

Returns the value of a global variable by name (or key). Deprecated, use the global table _G instead: value = getglobal(globalKey)       --getglobal deprecated value = _G[globalKey]              --new syntax to get a global

Arguments

 * globalKey : Any - "Name" of the global you want to get.

Returns

 * value : Any - The value of the specified global variable.

Details
Accesing globals by name may be useful when dealing with arrays of widgets: for i=1, 10 do local curFrame = _G["MyAwesomeFrame" .. i] -- do something with curFrame, like position it: curFrame:SetPoint("TOP", 0, -20*i) end