lua_setupvalue

lua_setupvalue[-(0|1), +0, –]

const char *lua_setupvalue (lua_State *L, int funcindex, int n);

Sets the value of a closure's upvalue. It assigns the value at the top of the stack to the upvalue and returns its name. It also pops the value from the stack.

Returns NULL (and pops nothing) when the index n is greater than the number of upvalues.

Parameters funcindex and n are as in function lua_getupvalue.

Links:

https://www.lua.org/manual/5.3/manual.html#lua_setupvalue

doc_lua

2017-02-21 04:14:30

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