getfenv
Returns the current environment table
Prototype
t = getfenv (f)Description
Returns the current environment used by the nominated function f.
f can be a function or a number representing the stack level, where 1 is the currently running function, 2 is its parent and so on.
The environment is where "global" variables are stored.
f can be a function or a number representing the stack level, where 1 is the currently running function, 2 is its parent and so on.
The environment is where "global" variables are stored.
print (getfenv (1)) --> table: 02072780
print (_G) --> table: 02072780
Lua functions
- assert - Asserts that condition is not nil and not false
- collectgarbage - Collects garbage
- dofile - Executes a Lua file
- error - Raises an error message
- gcinfo - Returns amount of dynamic memory in use
- getmetatable - Returns the metatable for the object
- ipairs - Iterates over a numerically keyed table
- load - Loads a chunk by calling a function repeatedly
- loadfile - Loads a Lua file and parses it
- loadlib - Loads a DLL (obsolete in Lua 5.1)
- loadstring - Compiles a string of Lua code
- module - Creates a Lua module
- next - Returns next key / value pair in a table
- pairs - Traverse all items in a table
- pcall - Calls a function in protected mode
- print - Prints its arguments
- rawequal - Compares two values for equality without invoking metamethods
- rawget - Gets the value of a table item without invoking metamethods
- rawset - Sets the value of a table item without invoking metamethods
- require - Loads a module
- select - Returns items in a list
- setfenv - Sets a function's environment
- setmetatable - Sets the metatable for a table
- tonumber - Converts a string (of the given base) to a number
- tostring - Converts its argument to a string
- type - Returns the type of a variable
- unpack - Unpacks a table into individual items
- xpcall - Calls a function with a custom error handler
Topics
- Lua PCRE regular expression functions
- Lua base functions
- Lua bc (big number) functions
- Lua bit manipulation functions
- Lua coroutine functions
- Lua debug functions
- Lua io functions
- Lua math functions
- Lua os functions
- Lua package functions
- Lua script extensions
- Lua string functions
- Lua syntax
- Lua table functions
- Lua utilities
- Scripting callbacks - plugins
- Scripting