日期:2014-05-17 浏览次数:20857 次
<%@ page contentType="text/html" pageEncoding="UTF-8" %>
<%@ page import="java.util.*"%>
<html>
<body>
<form name="form1" method="post" action="instring.jsp">
<input type="text" name="js">
<input type ="submit" name ="submit" value="提交">
</form>
<%!String s=null;%>
<%
request.setCharacterEncoding("utf-8");
s=request.getParameter("js");
if(s==null)
{
out.println("你输人的是空字符串!");
}
else
{
out.println("你输入的是:"+s);
}
%>
</body>
</html>