JavaScript es6语法学习笔记方法的相关内容

文章 2022-10-23 来自：开发者社区

JavaScript ES6语法学习笔记 03、ES6新增方法（二）

三、Object对象方法(构造器方法)3.1、Object.assign()：合并对象介绍与示例Object.assign() 方法用于将所有可枚举属性的值从一个或多个源对象分配到目标对象。它将返回目标对象。类似于展开式，将多个对象展开合并到一个对象中。如{...对象1，...对象2}。语法：Object.assign(target, ...sources)参数：参数1：目标对象。参数2：源对象....

文章 2022-10-23 来自：开发者社区

JavaScript ES6语法学习笔记 03、ES6新增方法（一）

一、字符串新增方法1.1、includes()：判断是否含有元素语法介绍includes()方法用于判断一个字符串是否包含在另一个字符串中，根据情况返回 true 或 false。语法：str.includes(searchString[, position])参数参数1：在此字符串中搜索的字符串。参数2：从当前字符串的指定位置开始搜寻子字符串，默认为0，表示从位置0开始。返回值：布尔值。示例：....

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更新时间 2022-10-26 10:20:50

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