value=$(security find-generic-password -a "$USER" -s "$service" -w)
// 比较函数（便于统计比较次数，可选）
。关于这个话题，safew官方版本下载提供了深入分析
The Writer is not a concrete class. Any object that implements write(), end(), and abort() can be a writer making it easy to adapt existing APIs or create specialized implementations without subclassing. There's no complex UnderlyingSink protocol with start(), write(), close(), and abort() callbacks that must coordinate through a controller whose lifecycle and state are independent of the WritableStream it is bound to.，更多细节参见夫子
微信上线新功能：同一文件多聊转发不重复占存储
“开展主题教育，要以解决实际问题的成效作为衡量标准，即知即改、立行立改，不能拖延，不能虚与应付。”2019年7月，习近平总书记在内蒙古考察并指导开展“不忘初心、牢记使命”主题教育，指导广大党员破解“学归学做归做”的“两张皮”问题。