今天学习了增和删，查还出了一点错误。
<%@ page import="dailysummer.Main" %>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>每日总结</title>
</head>
<div style = "text-align:center"><h2>每日总结</h2></div>
<br>
<%
String title = request.getParameter("title");
String content = request.getParameter("content");
String keyword = request.getParameter("keyword");
String time = request.getParameter("time");
Main main = new Main();
main.write(title, content, keyword, time);
%>
</html>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>删除总结</title>
</head>
<form action = "delete.1.jsp" method = "get">
<div style = "text-align:center"><h2>删除总结</h2></div>
<br>
<table border = "0" style = "border-collapse:collapse" align="center">
<tr><td><font color="red">*</font>
输入标题<input type = "text" name = "title" size = "20" maxlength = "10">
</td></tr>
</table>
<div style = "text-align:center">
<br><input type = "submit" value = "提交">
</div>
</form>
</html>
<%@ page import="dailysummer.Main" %>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>删除总结</title>
</head>
<div style = "text-align:center"><h2>删除总结</h2></div>
<br>
<%
String title = request.getParameter("title");
Main main = new Main();
main.delete(title);
%>
</html>
标签：main,String,title,request,getParameter,学习体会,2.22,Main From： https://www.cnblogs.com/clh628/p/17146367.html