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十指敲击键盘，浩瀚瑰丽的世界和动人心魄的故事在指尖流淌……等陈启停下有些发酸的手指，猛然发现已经快十二点了。Differences between simple factories and factory methods: Simple factories and factory method patterns look very similar, especially specific factories in simple factories and factory methods. Simple factory, all things have been done in one place. However, the factory method creates a framework for subclasses to decide how to implement it. For example, in the factory method, the OrderPizza method creates a general framework to create pizza. The OrderPizza method relies on the factory method to create specific classes and make actual pizza. It is possible to decide what the actual products manufactured are by inheriting the factory. Simple factories do not have this flexibility.Variable value:《恋爱SOS 第二季》讲述了一个颇具戏剧性的故事，四个要债人因为同时追缴欠款凑到一起，他们想尽办法终于成功地将逃债的损友堵在十字路口，却只拿到一个行将倒闭的网站，于是合伙干起爱情委托网站。沈长清（李沁 饰）是沈氏集团的继承人，她单纯善良，由于早年丧母加之家庭变故，继母丁雅琴（夏力薪 饰）和养父潘伟森（赵文煊 饰）一直对她心存异念。觊觎沈家财富的潘伟森处心积虑，在他的眼中只有权力和地位，其他都是绊脚石，整日盘算怎么能早一天将其财富窃入手中，而继母的女儿丁佳慧（申珉熙 饰）仰仗从小惯就的小姐脾气，处处与长清作对。林皓与长清青梅竹马，他全力帮助着单打独斗的沈长青。长青不忍祖辈家业毁于一旦，她在生父欧海洋（房子斌 饰）、好友金睿（李威 饰）的帮助下，不断汲取人生经验，与各路商界精英们顽强抗争......如愿以偿，忐忑不安地迎来了入学典礼的当天——Next, we are going to implement the Validator class, which is used here as Context and is responsible for receiving the user's request and delegating it to the strategy object, as follows: