JavaScript實現的簡單的點名程式碼
阿新 • • 發佈：2019-02-03
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>隨機點名</title>
</head>
<script>
var arr = new Array("小王","小二","小張","小六","小松");
var r = Math.round(Math.random()*(arr.length-1));
document.write("今天值日的是："+arr[r]);
</script>
<body>
</body>
</html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>隨機點名</title>
</head>
<script>
var arr = new Array("小王","小二","小張","小六","小松");
var r = Math.round(Math.random()*(arr.length-1));
document.write("今天值日的是："+arr[r]);
</script>
<body>
</body>
</html>