js代码:
<script>
var date = new Date();
var day = date.getDay();
// console.log(day) //day格式为数字
switch (String(day)) {
case \'1\':
alert(\'学习第一天\');
break;
case \'2\':
alert(\'学习第二天\');
break;
case \'3\':
alert(\'学习第三天\');
break;
case \'4\':
alert(\'学习第四天\');
break;
case \'5\':
alert(\'快放假了\');
break;
case \'6\':
alert(\'嗨玩周六\');
break;
default:
alert(\'嗨玩周日\');
break;
}
</script>