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實(shí)例代碼( Tip: 登錄后體驗(yàn)更佳 )
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>编程狮(w3cschool.cn)</title>
</head>
<body>
    <h2>JavaScript switch</h2>
<p id="demo"></p>
<script>
var x = "0";
switch (x) {
  case 0:
    text = "Off";
    break;
  case 1:
    text = "On";
    break;
  default:
    text = "未找到值";
}
document.getElementById("demo").innerHTML = text;
</script>
</body>
</html>
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