将 JavaScript 对象格式化为新数组
以下是格式化 JavaScript 对象为新数组的代码:
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: 18px;
font-weight: 500;
color: rebeccapurple;
}
</style>
</head>
<body>
<h1>Formatting JavaScript Object to new Array.</h1>
<div class="result"></div>
<button class="Btn">CLICK HERE</button>
<h3>Click on the above button to format the school object to an array</h3>
<script>
const school = {
name: "St Marks",
address: "Delhi",
students: [
{
firstName: "Rohan",
lastName: "Sharma",
age: 14,
},
{
firstName: "Mohit",
lastName: "Singh",
age: 18,
},
{
firstName: "Mike",
lastName: "Shaw",
age: 17,
},
{
firstName: "Roy",
lastName: "Mehta",
age: 16,
},
],
};
let resEle = document.querySelector(".result");
let schoolArr = [];
let { name, address } = school;
for (let student of school.students) {
schoolArr.push(
`${student.firstName} ${student.lastName} ${student.age}`
);
}
document.querySelector(".Btn").addEventListener("click", () => {
schoolArr.forEach((item) => {
resEle.innerHTML += item + "<br>";
});
});
</script>
</body>
</html>输出
以上代码将产生以下输出:-

在点击“单击此处”按钮时:-

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