面试题JavaScript innerhtml 的相关内容

文章 2022-08-23 来自：开发者社区

JavaScript相关面试题:1.js垃圾回收机制；2.闭包；3.为什么不建议使用innerHTML；4.null和undefined的区别；5.new 操作符

文章目录JS 有哪些垃圾回收机制？说说你对闭包的理解为什么不建议在 JavaScript 中使用 innerHTML?null和undefined的区别是什么?new 操作符的作用是什么？JS 有哪些垃圾回收机制？:有以下垃圾回收机制。●标记清除(markandsweep)这是JavaScript 最常见的垃圾回收方式。当变量进入执行环境的时候，比如在函数中声明一个变量，垃圾回收器将其标记为“进....

问答 2016-03-10 来自：开发者社区

一个前端面试题，要求不用第三方js类库，不用innerhtml和eval。去往原有的dom里填充真实数据，怎么解？

具体问题如上图，求大牛点拨。谢谢。

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更新时间 2024-02-27 09:36:45

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