/************* javaBean **************/
import java.io.Serializable;public class CounterBean implements java.io.Serializable
{
int count=0;
public CounterBean(){}
public int getCount() { count++;return count;}
public void setCount(int c) { count=c; }
}/***************** Jsp *************************/
<html>
<body>
<jsp:useBean id="counterBean" scope="session" class="/examples/servlet/CounterBean" />
<jsp:setProperty name=" counterBean " property=" count " value=" 10 " />
count值:
<jsp:getProperty name=" counterBean " property=" count " /><BR>
</body>
</html>
import java.io.Serializable;public class CounterBean implements java.io.Serializable
{
int count=0;
public CounterBean(){}
public int getCount() { count++;return count;}
public void setCount(int c) { count=c; }
}/***************** Jsp *************************/
<html>
<body>
<jsp:useBean id="counterBean" scope="session" class="/examples/servlet/CounterBean" />
<jsp:setProperty name=" counterBean " property=" count " value=" 10 " />
count值:
<jsp:getProperty name=" counterBean " property=" count " /><BR>
</body>
</html>
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或者bean里加入package声明
(<jsp:setProperty name=" counterBean " property=" count " value=" 10 " />
count值:
<jsp:getProperty name=" counterBean " property=" count " /><BR>
)
2把<jsp:useBean id="counterBean" scope="session" class="/examples/servlet/CounterBean" />
改为<jsp:useBean id="counterBean" scope="session" class="CounterBean" />
看看。注意你的CounterBean放在\web-inf\classes\下你试一下看看