📄 message.jsp
字号:
<html>
<%@ page contentType="text/html;charset=gb2312" import="java.sql.*,java.io.*"%>
<jsp:useBean id="sa" class="save1.save" scope="session">
<jsp:setProperty name="sa" property="*"/>
</jsp:useBean>
<script language="javascript">
function check()
{
var title=document.mess.title.value;
var author=document.mess.author.value;
var email=document.mess.email.value;
var content=document.mess.content.value;
if(title=="")
{
alert("标题不能为空");
return false;
}
if(author=="")
{
alert("作者不能为空");
return false;
}
if(email=="")
{
alert("E-mail不能为空");
return false;
}
if(content=="")
{
alert("内容不能为空");
return false;
}
}
</script>
<body>
<%
try
{
String title=(String)request.getParameter("title");
String author=(String)request.getParameter("author");
String email=(String)request.getParameter("email");
String content=(String)request.getParameter("content");
ResultSet rst=sa.findnum(title);
if(rst.next())
{
response.sendRedirect("error.htm");
//out.println("error");
}else
{
sa.adddata(title,author,email);
File file=new File(title+".txt");
if(!file.exists())
{
file.createNewFile();
}
String path=file.getAbsolutePath();
session.setAttribute(path,path);
PrintWriter pw=new PrintWriter(new BufferedWriter(new FileWriter(path)));
pw.write(content);
pw.close();
}
}catch(Exception e)
{}
%>
<form action="message.jsp" method="post" name="mess" onsubmit="return check()">
标题:<input type=text name=title><br>
作者:<input type=text name=author><br>
电子邮件:<input type=text name=email><br>
内容:<textarea cols="8" rows="8" name="content"></textarea><br>
提交:<input type=submit value=提交>
</form>
</body>
</html>⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -