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switch用法

<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>switch</title>
<script type="text/JavaScript">
var myweek =3;//myweek表示星期几变量
switch (myweek){
case 1:
case 2:
    document.write("周一、二学习理念知识");
    break;
case 3:
case 4:
    document.write("周三、四到企业实践");
    break;
case 5:
    document.write("总结经验");
    break;
case 6:
case 7:
    document.write("休息和娱乐");
    break;
}
</script>
</head>
<body>
</body>
</html>

switch用法