lua_touserdata

lua_touserdata[-0, +0, –]

void *lua_touserdata (lua_State *L, int index);

If the value at the given index is a full userdata, returns its block address. If the value is a light userdata, returns its pointer. Otherwise, returns NULL.

Links:

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

doc_lua

2017-02-21 04:14:46

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