java 如何在 JSP 中创建对象的数组列表
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how to create an array list of objects in JSP
提问by user1581636
I want to create an arraylist of objects in JSP. And after that, want to loop through the list objects. can some one please help me in creating it.
我想在 JSP 中创建一个对象数组列表。之后，想要遍历列表对象。有人可以帮我创建它吗？
回答by Jigar Joshi
Create the ArrayListat servlet set it as attribute, and iterate it on JSP using <c:forEach>
创建ArrayListat servlet 将其设置为属性，并使用在 JSP 上对其进行迭代<c:forEach>
Servlet
小服务程序
List<Foo> list = new ArrayList<Foo>();
list.add(foo1);
list.add(foo2);
list.add(foo3);
request.setAttaribute("fooList", list);
request.getRequestDispatcher("/WEB-INF/hello.jsp").forward(request, response);
hello.jsp
你好.jsp
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<c:forEach items="${list}" var="foo">
<tr>
<td><c:out value="${foo.name}" /></td>
<td><c:out value="${foo.age}" /></td>
</tr>
</c:forEach>
Note: nameand ageare two properties of Foowith proper accessor methods
注意：name和age是Foo具有适当访问器方法的两个属性
