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正文 字体大小：大 中 小

JSP中三种弹出对话框的用法实例

(2012-04-28 16:37:45)
标签：

it

 分类： J2EE

对话框有三种

1：只是提醒，不能对脚本产生任何改变；

2：一般用于确认，返回 true 或者 false ，所以可以轻松用于 if...else...判断

3： 一个带输入的对话框，可以返回用户填入的字符串，常见于某些留言本或者论坛输入内容那里的 插入UBB格式图片

下面我们分别演示：

http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif<%@LANGUAGE="JAVASCRIPT" CODEPAGE="936"%>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
http://www.cnblogs.com/Images/OutliningIndicators/None.gif<html xmlns="http://www.w3.org/1999/xhtml">
http://www.cnblogs.com/Images/OutliningIndicators/None.gif<head>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
http://www.cnblogs.com/Images/OutliningIndicators/None.gif<title>三种弹出对话框的用法实例</title>
http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif<script language="javascript">
http://www.cnblogs.com/Images/OutliningIndicators/InBlock.giffunction ale()
http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif{//这个基本没有什么说的，就是弹出一个提醒的对话框
http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif    alert("我敢保证，你现在用的是演示一");
http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif}
http://www.cnblogs.com/Images/OutliningIndicators/InBlock.giffunction firm()
http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif{//利用对话框返回的值 （true 或者 false）
http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif    if(confirm("你确信要转去 天轰穿的博客？"))
http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif    {//如果是true ，那么就把页面转向thcjp.cnblogs.com
http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif        location.href="http://thcjp.cnblogs.com";
http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif    }
http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif    else
http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif    {//否则说明下了，赫赫
http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif        alert("你按了取消，那就是返回false");
http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif    }
http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif}
http://www.cnblogs.com/Images/OutliningIndicators/InBlock.giffunction prom()
http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif{
http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif    var name=prompt("请输入您的名字","");//将输入的内容赋给变量 name ，
http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif    //这里需要注意的是，prompt有两个参数，前面是提示的话，后面是当对话框出来后，在对话框里的默认值
http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif    if(name)//如果返回的有内容
http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif    {
http://www.cnblogs.com/Images/OutliningIndicators/InBlock.gif        alert("欢迎您："+ name)
http://www.cnblogs.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif    }
http://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockEnd.gif}
http://www.cnblogs.com/Images/OutliningIndicators/None.gif</script>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif</head>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif
http://www.cnblogs.com/Images/OutliningIndicators/None.gif<body>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif<p>对话框有三种</p>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif<p>1：只是提醒，不能对脚本产生任何改变；</p>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif<p>2：一般用于确认，返回 true 或者 false ，所以可以轻松用于 ifJSP中三种弹出对话框的用法实例elseJSP中三种弹出对话框的用法实例判断 </p>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif<p>3： 一个带输入的对话框，可以返回用户填入的字符串，常见于某些留言本或者论坛输入内容那里的 插入UBB格式图片 </p>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif<p>下面我们分别演示：</p>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif<p>演示一：提醒 对话框</p>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif<p>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif  <input type="submit" name="Submit" value="提交" onclick="ale()" />
http://www.cnblogs.com/Images/OutliningIndicators/None.gif</p>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif<p>演示二 ：确认对话框 </p>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif<p>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif  <input type="submit" name="Submit2" value="提交" onclick="firm()" />
http://www.cnblogs.com/Images/OutliningIndicators/None.gif</p>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif<p>演示三 ：要求用户输入，然后给个结果</p>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif<p>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif  <input type="submit" name="Submit3" value="提交" onclick="prom()" />
http://www.cnblogs.com/Images/OutliningIndicators/None.gif</p>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif</body>
http://www.cnblogs.com/Images/OutliningIndicators/None.gif</html>

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