pp.java
-------------------------------------------------
public String check(String user_name, String ssn)
{
String a = "中";
String b = "这";
return a;
//return b;
}
ii.jsp
----------------------------------------
<jsp:useBean id="Info" class="xxx.pp" scope="page"/>
String c = Info.check(user_name,ssn);
out.print(c);怎么能将b也输出来啊!
-------------------------------------------------
public String check(String user_name, String ssn)
{
String a = "中";
String b = "这";
return a;
//return b;
}
ii.jsp
----------------------------------------
<jsp:useBean id="Info" class="xxx.pp" scope="page"/>
String c = Info.check(user_name,ssn);
out.print(c);怎么能将b也输出来啊!
{
user_name="这";
ssn="中";
}=============================================
check(user,ss);
System.out.println(user);
System.out.println(ssn);
如果要返回多个值,当这些值的类型相同时可以返回数组,否则用返回一个集合类来实现
import java.util.List;还要建立
class back1
{
public void setresult1(String result_name)
{
result_name = result_name;
}
public void setweb_id1(String web_id_name)
{
web_id_name = web_id_name;
}
}
-----------------------------------------
String result="中";
String web_id="好";List backdata = new ArrayList() ;
back1 back = new back1();
back.setresult1(result);
back.setweb_id1(web_id);
backdata.add(back);
return backdata;
输出:
xxx.jsp
<jsp:useBean id="memberInfo" class="bean.member.MemberInfo" scope="page"/>
List rtnVal = memberInfo.getcheckMember(user_name,ssn);<%=rtnVal.getresult1()%><br>
<%=rtnVal.getweb_id1()%>
最后这两行怎么有错呢?