public void LuaRawGlobal(string name)
{
#if LUAC_5_3
LuaDLL.lua_pushglobaltable(L);
int top = LuaDLL.lua_gettop(L);
LuaDLL.lua_pushstring(L, name);
LuaDLL.lua_rawget(L, top);
//弹出global table
LuaDLL.lua_remove(L, top);
#else
LuaDLL.lua_pushstring(L, name);
LuaDLL.lua_rawget(L, LuaIndexes.LUA_GLOBALSINDEX);
#endif
}