> For the complete documentation index, see [llms.txt](https://fluxusrbx.gitbook.io/fluxus/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://fluxusrbx.gitbook.io/fluxus/libraries/debug.md).

# Debug

## \<table> debug.getconstants(\<function, number> a1)

Returns a table of the constants in a1 or the level a1.

## \<table> debug.getconstants(\<function, number> a1, \<int> idx)

Returns the constant at idx  of a1 or the level a1.

## \<table> debug.setconstants(\<function, number> a1, \<int> idx, \<?> to)

Sets the constant value at idx from a1 to the third argument.

## \<table> debug.getupvalues(\<function, number> a1)

Returns a table of the upvalues in a1 or the level a1.

## \<table> debug.getupvalue(\<function, number> a1, \<int> idx)

Returns the upvalue at idx  of a1 or the level a1.

## \<table> debug.setupvalue(\<function, number> a1, \<int> idx, \<?> to)

Sets the upvalue value at idx from a1 to the third argument.

## \<table> debug.getprotos(\<function, number> a1)

Returns a table of the protos in a1 or the level a1.

## \<table> debug.getproto(\<function, number> a1, \<int> idx)

Returns the proto at idx  of a1 or the level a1.

## \<table> debug.setproto(\<function, number> a1, \<int> idx, \<function> to)

Sets the proto value at idx from a1 to the third argument.

## \<table> debug.getregistry(\<void>)

Alias of getreg

## \<bool> debug.isvalidlevel(\<int> a1)

Returns true if a1 is a valid level, false otherwise.&#x20;

## \<table> debug.setmetatable(\<table> a1, \<table> a2)

Sets the metatable of a1 to a2.

## \<table> debug.getinfo(\<function, number> a1)

Returns a table of info of the function or level a1.