JavaScript JSON parse() 方法

JSON parse() 方法用於解析 JSON 字串，然後從中建立一個 JavaScript 物件。

以下為 JSON parse() 方法的程式碼 −

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;
   }
   .sample {
      font-size: 18px;
      font-weight: 500;
      color: red;
   }
</style>
</head>
<body>
<h1>JSON parse() Method</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 parse the above JSON string
</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>