alert confirm prompt三种弹窗实

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
</head>
<body>
</body>
<script type="text/javascript">

alert("阿球今天过生日");

confirm("所以远哥要挨打了");
prompt("那么怎么打远哥呢？");