From the above command class code, we can see that any operation has an execute method to perform the operation. The above code uses traditional object-oriented programming to implement the command mode. The procedural request call of the command mode is encapsulated in the execute method of the command object. Have we found the above writing code a little cumbersome? We can do this using the callback functions in javascript, In object-oriented, The receiver of the command mode is saved as an attribute of the command object, and the command execution operation is agreed to call the command.execute method. However, if we use the callback function, then the receiver is closed in the environment where the callback function is generated, and the execution operation will be simpler. Only the callback function can be executed. Let's look at the following code:
于是第一时间拉上梁元一道前来，一探究竟，最好是大事化小，尽可能小事化了。
这个故事是关于一个护林员的，他坚决反对非法采伐，即使这使他逮捕了他所爱的女人的父亲。当他被谋杀杀害母亲时，他的爱情生活被毁了，他需要证明自己的纯真才能让她重获新生。同时，她最终与一位百万富翁的继承人订婚只是为了激怒他，但她不知道那家伙打算在森林上建造自己的度假胜地。
After that, Li Lei listened to a lecture by Ding Rui and learned that when recruiting volunteers, the Death Experience Hall resolutely signed up. He hopes that those experienced by their parents who are still alive can start thinking about the proposition of "farewell" from here, instead of in front of their parents' dying beds.
Article 14 Confronted situations
本剧讲述了以刘能、广坤、赵四为首的象牙山村民在新时代背景下，就“精准扶贫”“招商引资”等国家惠农政策的误解，与新到任大学生村官杜小双以及到象牙山投资的神秘富豪，发生的一系列依旧搞笑无解的故事。
为今之计，只能如此了，尹旭随即点点头，李玉娘匆匆进去探望。
Visitor. Visit (this);
Singleton mode: It solves the problem of the number of instantiated objects, such as factories and object pools in abstract factories. Except Singleton, other creative modes solve the coupling relationship brought by new.
板栗对小葱喝道：收拾东西，咱们马上走。
该部影片是以中国人民解放军三十军，以一个军兵力全歼蒋军一个军加一个师的真实历史题材，展现了老一代革命家大智大勇解放上海战役的宏大历史画卷，对今人具有极大的爱国主义教育意义……
Specification for printed boards
无形的界线第一季……
一颗子弹出膛，两世命运流转。纨绔富二代孙祺龙（魏大勋饰）回到了1936年的旧上海，传奇厨师张志刚（魏大勋饰）却来到了2016年，两人竟互相带着对方的身份和命运交换穿越了80年？传家宝的秘密，爱与恨的纠葛，一切谜题静待解答。且笃定时空万变，唯爱不变！
咱们挑个好日子，摆酒请客，让亲朋们做见证，让你认陈大哥为义父。
Perhaps the moonlight is too bright, disturbing people's sleep. Tony opened it and watched someone help him tuck in his quilt. He evoked his mouth and smiled at Stephen without asking who the man was. Instead, Stephen opened his mouth first, "Doctor, Doctor Strange." Tony looked at the person in front of him through the moonlight and blurted out, "Are you... magician?" The overlapping memory made Stephen blush. Stephen nodded and watched Tony smile like a child. He seemed satisfied and turned his back to pretend to be mysterious and said, "Then we'll see you next time, Tony." He drew a circle with his fingers and opened the portal to meet the sanctuary.
光头值钱？光头值五两。
该剧讲述年幼时期在一起度过的二人，经历过时间的洗练，渐渐从对方身上感受到爱情的故事。
