Function lua_replace

source/3rdparty/lua/src/lapi.c:217–223

LUA_API void lua_replace (lua_State *L, int idx) {
  lua_lock(L);
  api_checknelems(L, 1);
  moveto(L, L->top - 1, idx);
  L->top--;
  lua_unlock(L);
}


LUA_API void lua_copy (lua_State *L, int fromidx, int toidx) {