Function lua_rawlen

ThirdParty/lua/lua/lapi.c:390–398

LUA_API size_t lua_rawlen (lua_State *L, int idx) {
  StkId o = index2addr(L, idx);
  switch (ttnov(o)) {
    case LUA_TSTRING: return tsvalue(o)->len;
    case LUA_TUSERDATA: return uvalue(o)->len;
    case LUA_TTABLE: return luaH_getn(hvalue(o));
    default: return 0;
  }
}


LUA_API lua_CFunction lua_tocfunction (lua_State *L, int idx) {