JavaScript编程switch 的相关内容

阿里云文档 2023-10-30

如何实现H5JS的编程_移动开发平台 mPaaS(mPaaS)

目前，很多移动 App 前端都采用了 JavaScript (JS) 语言进行编码。mPaaS 也提供了移动端 Web 解决方案 —— H5 容器H5 容器简介。H5 承载于 Android 和 iOS 之上，需要进行客户端接入。

文章 2022-02-16 来自：开发者社区

JS编程建议——25：恰当选用if和switch

建议25：恰当选用if和switchswitch结构中存在很多限制，存在这些限制的主要目的是提高多重分支结构的执行效率。因此，如果能够使用switch结构，就不要选择if结构。无论是使用if结构，还是使用switch结构，应该确保下面3个目标的基本实现：准确表现事物内在的、固有的逻辑关系。不能为了结构而破坏事物的逻辑关系。优化逻辑的执行效率。执行效率是程序设计的重要目标，不能为了省事而随意耗费资....

文章 2022-02-16 来自：开发者社区

JS编程建议——16：防止switch贯穿

建议16：防止switch贯穿JavaScript语言中那些显而易见的危险或无用的特性不是最糟糕的，这些特性很容易被避免。最糟糕的特性像“带刺的玫瑰”，它们是有用的，但也是危险的。switch语句的由来可以追溯到FORTRAN IV的go to语句。除非明确地中断流程，否则每次条件判断后都贯穿到下一个case条件。switch语句的基本语法格式如下： switch (expression ){.....

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更新时间 2024-06-19 12:25:45

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