Each object has its corresponding state, and each state corresponds to some corresponding behaviors. If an object has multiple states, there will be many behaviors. Then the judgment of these states and the behavior completed according to the states will lead to multiple conditional statements, and if a new state is added, the existing code needs to be changed. This kind of design obviously violates the principle of opening and closing, and the state mode is used to solve such problems.
This series of articles is based on my speech on RSA 2018.
项羽轻轻摇头道：不，虞姬，你要好好活下去。
黑帮小喽罗备后登（妻夫木聪 饰）与老大天盐幸之助（西田敏行 饰）的女人高千穗玛丽（深津惠里 饰）有染，惹来杀身之祸。为保性命，备后不得不接受寻找传奇杀手富坚的任务。走投无路之时，他突发妙策，假扮成一名正在筹拍黑帮电影的导演，邀请多年来辛苦打拼却功不成名不就的小演员村田大树（佐藤浩市 饰）出演杀手富坚。
Pass on values. The same event can be interpreted from different perspectives, which is one of the manifestations of values. For example, "Jiang Ge's Murder" can be viewed from the perspectives of condemnation of Liu Xin, attitude towards Jiang Ge's mother, hatred of the murderer, etc. Which one to choose and how to interpret it is to embody different values.
Modern women are increasingly opposed to marriage. As can be seen from the big data, more than 73.6% of divorces are currently initiated by women.
素谨也呆怔住，不敢相信地低声道：不。
《性生活》是一部官能現實系列，窺探式紀錄片，圍繞「有趣的性和色情體驗」。
以至于他不想再前往汉国，一度甚至想要就此归隐山林。
再见面是高二的时候，赵强以学习的名义找到雅丽，这时雅丽已不再穿着黄色雨衣，出落成一个美丽大方的女孩。两人共度的时光非常快乐，但雅丽又再次消失，赵强再次伤心。
又听板栗说马上就要往军中去，明日出发，再不回来了，立即吩咐大家不要啰嗦了，该收拾的收拾好了，赶紧送他们走。
放下稿子，他的心还在扑通扑通的剧烈跳着。
此时，潘仁美、杨家将两家各执一词，互告死状。寇准从山西太谷县七品县令调进京城主持审案，八贤王为了使杨家将沉冤昭雪，帮助寇老西儿与奸臣潘仁美和王强巧妙周旋、争斗，最终不仅保护了杨六郎，还使大宋王朝转危为安。看清朝廷险恶的内幕后，寇准激流勇退，挂冠而去。
西根公辉是个平凡的高三生，某天和死党二阶堂路过H大学兽医系，碰到了头戴羽毛、脸画彩妆的怪教授。结果教授不但当场预言：“你以后一定会当兽医！”还硬塞一隻长相可怕的哈士奇幼犬给公辉照顾。从此公辉的家里，除了大姊头三毛猫、暴君大冠鸡，又多了一个新成员：哈士奇犬巧比！大兽医系，在那里遇见了各式各样的大小动物，以及个性千奇百怪的教授和同学。兽医系里有鼠类恐惧症的二阶堂、非洲迷的漆原教授、特异体质的菱沼学姊，还有英国绅士的菅原教授…就这样公辉、巧比与愉快的伙伴们，展开了熙攘喧闹的校园生活！
县委周书记让两个桑义州当面对质，结果是让县委所有的人更加云中雾中。正当周书记一筹莫展的时候，特委秘书马学文突然带伤出现。周书记和马秘书很熟，当即让他指证。桑义州怎么也没想到，马秘书居然指着他说：此人是混入特委的国民党特务！桑义州顿时身陷险境，同志们群情激愤，纷纷要求将他枪毙。
(1) China Civil Aviation Aircrew Boarding Pass
, is a monster! This is because medicine is desperate for money, and the market is desperate for money. If combined, wouldn't it become a monster? ! "
Exception effect:
当年，青春豪迈的少年也变成了一个白发苍苍的老人…………如今的陈启，已经拥有了能拥有的一切。
