如何将字符串转换为 JavaScript 对象?
以下代码将一个字符串转换为 JavaScript 对象 -
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;
}
.sample {
font-size: 18px;
font-weight: 500;
color: red;
}
</style>
</head>
<body>
<h1>convert a string to JavaScript object</h1>
<div class="sample">
{"name":"Rohan", "sports":["Cricket","Football"], "country":"India"}
</div>
<div class="result"></div>
<button class="Btn">CLICK HERE</button>
<h3>Click on the above button to convert the above string to JavaScript object</h3>
<script>
let sampleEle = document.querySelector(".sample");
let resultEle = document.querySelector(".result");
let parsedJson = JSON.parse(sampleEle.innerHTML);
document.querySelector(".Btn").addEventListener("click", () => {
resultEle.innerHTML = "Name = " + parsedJson.name + "<br>";
resultEle.innerHTML += "Country = " + parsedJson.country + "<br>";
resultEle.innerHTML += "Sports = " + parsedJson.sports;
});
</script>
</body>
</html>输出
上面的代码将生成如下的输出 -

点击“点击这里”按钮后 -

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