If you design your functions to fully consume their arguments then you simply reference (ref)
For slices that are on the stack, it allocates a new slice on the，这一点在WPS官方版本下载中也有详细论述
FT Digital Edition: our digitised print edition，推荐阅读Line官方版本下载获取更多信息
美股收盘：道指月线10连涨，美国KBW银行指数创去年4月来最大单日跌幅