JavaScript 中的 ES6 属性简写
在 ES6 中,如果对象键名和作为属性值传递的变量具有相同名称,则我们可以简单地省略该值名称,只指定键名。
以下是 JavaScript 中属性简写的代码 −
示例
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Document</title>
<style>
body {
font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}
.result {
font-size: 20px;
font-weight: 500;
color: blueviolet;
}
</style>
</head>
<body>
<h1>ES6 Property Shorthands in JavaScript</h1>
<div class="result"></div>
<br />
<button class="Btn">CLICK HERE</button>
<h3>Click on the above button to display the person object</h3>
<script>
let resEle = document.querySelector(".result");
let BtnEle = document.querySelector(".Btn");
let name='Rohan',age=16,place='Delhi';
let person = {
name,age,place,
}
BtnEle.addEventListener("click", () => {
resEle.innerHTML = 'person.name = '+person.name+'<br>';
resEle.innerHTML += 'person.age = '+person.age+'<br>';
resEle.innerHTML += 'person.place = '+person.place+'<br>';
});
</script>
</body>
</html>输出

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