this.stack = []; // 核心：存储索引，保证索引对应的价格单调递减
Smart Engineering Delivers，详情可参考夫子
In Testing Side Effects Without the Side Effects, we explored a JavaScript Effect System where business logic doesn’t execute actions directly. Instead, it returns a description of what it intends to do in the form of a simple Command object. For example:。91视频对此有专业解读
Another environment from the game, Old Ebonheart.