Function lua_Integer

src/lauxlib.cpp:1048–1057

LUALIB_API lua_Integer luaL_len (lua_State *L, int idx) {
  lua_Integer l;
  int isnum;
  lua_len(L, idx);
  l = lua_tointegerx(L, -1, &isnum);
  if (l_unlikely(!isnum))
    luaL_error(L, "object length is not an integer");
  lua_pop(L, 1);  /* remove object */
  return l;
}


LUALIB_API const char *luaL_tolstring (lua_State *L, int idx, size_t *len) {