list怎么写

1. select()里list()怎么写

index.jsp<script type="text/javascript"> function openwin(){window.open("user_add.jsp", "newwindow", "height=300, width=300", "left='+(screen.availWidth-400)/2+' ,top='+(screen.availHeight-300)/2)+'")} </script> </head> <body> <form action="com/njry/servlet/UserServlet" method="post" > <input type="hidden" name="methodName" value="1" /> <table align="center"> <tr><td><a href="#" onclick="openwin()">;创建用户</a></td> <td width="150"></td> <td width="500"> 按姓名查找:<input type="text" name="name" /> <select name="status"> <option value="0">;无效</option> <option value="1">;有效</option> </select> <input type="submit" value=";查询"> </td> </tr> </table> <table align="center"> <tr> <td width="100">;账号</td> <td width="150">;姓名</td> <td width="150">;密码</td> <td width="150">;删除</td> <td width="150">;更新</td> </tr><c:forEach items="${list }" var="list"> <tr> <td width="100">${list.operator_id }</td> <td width="150">${list.name }</td> <td width="150">${list.password }</td> <td width="100">${list.status }</td> <td><a href="UserServlet?operator_id=${list.operator_id }&methodName=<%=2%>" >;删除</a></td> <td><a href="UserServlet?operator_id=${list.operator_id }&methodName=<%=3%>" >;更新</a></td> </tr> </c:forEach>.jsp<script type="text/javascript"> function openwin(){window.open("user_add.jsp", "newwindow", "height=300, width=300", "left='+(screen.availWidth-400)/2+' ,top='+(screen.availHeight-300)/2)+'")} </script> </head> <body> <form action="com/njry/servlet/UserServlet" method="post" > <input type="hidden" name="methodName" value="1" /> <table align="center"> <tr><td><a href="#" onclick="openwin()">;创建用户</a></td> <td width="150"></td> <td width="500"> 按姓名查找:<input type="text" name="name" /> <select name="status"> <option value="0">;无效</option> <option value="1">;有效</option> </select> <input type="submit" value=";查询"> </td> </tr> </table> <table align="center"> <tr> <td width="100">;账号</td> <td width="150">;姓名</td> <td width="150">;密码</td> <td width="150">;删除</td> <td width="150">;更新</td> </tr><c:forEach items="${list }" var="list"> <tr> <td width="100">${list.operator_id }</td> <td width="150">${list.name }</td> <td width="150">${list.password }</td> <td width="100">${list.status }</td> <td><a href="UserServlet?operator_id=${list.operator_id }&methodName=<%=2%>" >;删除</a></td> <td><a href="UserServlet?operator_id=${list.operator_id }&methodName=<%=3%>" >;更新</a></td> </tr> </c:forEach>user-add.jsp<script type="text/javascript""> function validate() { var operator_id=document.forms[0].operator_id.value; var name=document.forms[0].name.value; var password=document.forms[0].password.value; if(。

list怎么写
2. 【根据下面的shoppinglist写一则买东西的对话ablackhatabrownsweater

Shop keeper:May I help you?Customer:Yes.Can you a medium size for this brown color sweater?SK:All right!Wait a moment please!。

Is this okay?C; thank you!That's what I want but I think I still need a hat.Do you have any suggestion?SK:How about this black hat It is our new design for this season.Trust me You look very nice with this hat.C:really Okay I would buy them.How much?SK:thank you,total would be $300.。

3. publication list怎么写

publication list

出版物列表

A Pilot Discussion on Resource Sharing of Data of Publication List

试论书目数据资源共享

For those who have passed the qualification review, their works and related publication list should be submitted by the deadline to the College of liberal arts for work review.

通过资格初审者,其送审著作及目录应于规定期限内送文学院进行著作审查。

重点词汇

4. 求写一个list排序的方法

//首先你要比较的实体类需要先实现Comparable接口,并实现compareTo(Object o)方法。

public EmailInfModel implements Comparable{ private int id; //实现了compareTo();方法。 @Override public int compareTo(Object o){ EmailInfModel e=null; if(o instanceof EmailInfModel){ e=(EmailInfModel)o; //比较方式 return 比较结果,这里是int类型,正数代表大62616964757a686964616fe58685e5aeb931333332623937于,0代表等于,负数代表小于 }else{ throw new RuntimeException("不是你要的对象"); } }}//外界数List集合直接使用存入该类型的对象直接进行排序,不用调用任何方法。

//如果你的类本身实现了Comparable使用下面回答的方式用匿名内部类创建一个比较器,使用该比较器进行排序。

5. java,User类用list怎么写

import java.util.Collection; import java.util.concurrent.ConcurrentHashMap; public class Main { public static void main(String[] args) { UserDao userDao = new UserDaoImpl(); for (int i=0; i<10; ++i) { userDao.addUser(new User(i, "UName_" + i, "12345" + i, i % 2 == 0 ? UserDao.FEMALE : UserDao.MALE)); } try { User user = userDao.findUser("UName_1"); user.setUId(11); userDao.updateUser(user); } catch(Exception e) { System.out.println(e.getMessage()); e.printStackTrace(); } } } class UserDaoImpl implements UserDao { private ConcurrentHashMap container = new ConcurrentHashMap<>(); @Override public User findUser(String UName) { Collection users = container.values(); if (!users.isEmpty()) { for (User user : users) { if (user.getUName().equals(UName)) { return user; } } } return null; } @Override public int addUser(User user) { container.put(user.getUId(), user); return 1; } @Override public int updateUser(User user) { User u = findUser(user.getUName()); if (null != u && u.getUId() != user.getUId()) { throw new RuntimeException("不能修改UId"); } container.put(user.getUId(), user); // 覆盖原来的就可以了 return 1; } } interface UserDao { int FEMALE = 1; int MALE = 2; User findUser(String UName); int addUser(User user); int updateUser(User user); } class User { private int UId; private String UName; private String UPass; private int gender; public User() { } public User(int UId, String UName, String UPass, int gender) { this.UId = UId; this.UName = UName; this.UPass = UPass; this.gender = gender; } public String getUserinfo() { return this.toString(); } @Override public String toString() { return "User{" + "UId=" + UId + ", UName='" + UName + ''' + ", UPass='" + UPass + ''' + ", gender=" + gender + '}'; } public int getUId() { return UId; } public void setUId(int UId) { this.UId = UId; } public String getUName() { return UName; } public void setUName(String UName) { this.UName = UName; } public String getUPass() { return UPass; } public void setUPass(String UPass) { this.UPass = UPass; } public int getGender() { return gender; } public void setGender(int gender) { this.gender = gender; } }。

6. list 接收数据库数据怎么写

第一步在我们首先需要创建项目和数据库的连接,首先进行配置数据源,设置jdbc路径,用户名,密码,以及最大连接,连接最小空闲等

第二步我们可以看一下数据库jdbc连接的详细配置,driverClassName,jdbc_url,jdbc_username,jdbc_password等

第三步连接好数据库之后,需要写添加数据到数据库的sql语句,通过insert into wms_position()values()语句来添加数据,

第四步我们使用dao接口来调用sql语句,并且创建一个position类

第五步我们在service逻辑业务层继续调用dao语句

第六步在controller层我们可以看到先使用List list = new ArrayList();创建一个list集合,然后使用list.add()方法给list集合添加了10,20,30三个值,通过循环语句,将list集合存储到数据库

第七步我们运行项目,打开数据库position表,可以看到已经将list数据存储到数据库中去了