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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