Loop through all Lua global variables in C++
snippet in lua

Loop through all Lua global variables in C++

user5350

lua_pushglobaltable(L);       // Get global table
lua_pushnil(L);               // put a nil key on stack
while (lua_next(L,-2) != 0) { // key(-1) is replaced by the next key(-1) in table(-2)
  name = lua_tostring(L,-2);  // Get key(-2) name
  lua_pop(L,1);               // remove value(-1), now key on top at(-1)
}
lua_pop(L,1);                 // remove global table(-1)