JavaScript面向对象入门的相关内容

文章 2022-02-18 来自：开发者社区

Javascript面向对象入门（下）

JavaScript中的for in循环在学习AJAX的时候，发现JavaScript中for in循环，这种循环对于遍历JSON是很好用的。于是写下了这篇博文for in循环本质上是forEach循环，它主要有两个作用遍历数组遍历JavaScript对象遍历数组当使用for in来遍历数组的时候，它的循环计数器是数组元素的索引值vara=['a','b','c'];    ....

文章 2022-02-18 来自：开发者社区

Javascript面向对象入门（中）

使用[]操作符访问属性varaa=[obj["age"]];    varbb=[obj["name"]];测试创建类方式①使用function来模拟创建类，function充当了构造函数//测试函数        functiontest(){            vart....

文章 2022-02-18 来自：开发者社区

什么是JavaScript？我们可以从几个方面去说JavaScript是什么：基于对象javaScript中内置了许多对象供我们使用【String、Date、Array】等等javaScript也允许我们自己自定义对象事件驱动当用户触发执行某些动作的时候【鼠标单机、鼠标移动】，javaScript提供了监听这些事件的机制。当用户触发的时候，就执行我们自己写的代码。解释性语言 javaScript....

文章 2018-03-01 来自：开发者社区

JavaScript面向对象入门

什么是JavaScript？我们可以从几个方面去说JavaScript是什么：基于对象 javaScript中内置了许多对象供我们使用【String、Date、Array】等等 javaScript也允许我们自己自定义对象事件驱动当用户触发执行某些动作的时候【鼠标单机、鼠标移动】，javaScript提供了监听这些事件的机制。当用户触发的时候，就执行我们自己写的代码。 ...

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更新时间 2022-07-27 23:40:03

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