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Lua-Api
Core
[LUA 5.1] _G
A global variable (not a function) that holds the global environment (that is, _G._G = _G).
Lua itself does not use this variable; changing its value does not affect any environment, nor vice-versa. (Use setfenv to change environments.)
Lua itself does not use this variable; changing its value does not affect any environment, nor vice-versa. (Use setfenv to change environments.)