Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

jsp ²É¼¯ С͵³ÌÐò

<%@ page language="java" pageEncoding="UTF-8"%>
<%@ page import="java.io.*,java.net.URL"%>
<%
URL url = new URL("http://www.itpub.net");//½¨Á¢URL¶ÔÏ󣬲¢ÊµÀý»¯Îªurl£¬»ñµÃҪץȡµÄÍøÒ³µØÖ·
BufferedReader reader = new BufferedReader(new InputStreamReader(url.openStream(),"GB2312"));//½¨Á¢BufferedReader¶ÔÏ󣬲¢ÊµÀý»¯Îªreader£¬ÕâÀïµÄGB2312ÊÇҪץȡµÄÍøÒ³±àÂë¸ñʽ
while(reader.ready())
{
out.println(reader.readLine());
}
reader.close();
%>
public static String matcherStr(String str, String cp, String s){
if(str==null || str.equals("")){
return "";
}
String txt = new String();
txt = str;
if(str!=null && !str.equals("")){
txt = str;
Pattern p = Pattern.compile(cp,2); //²ÎÊý2±íʾ´óСд²»Çø·Ö
Matcher m = p.matcher(txt);
StringBuffer sb = new StringBuffer();
int i=0;
boolean result = m.find();
//ʹÓÃÑ­»·½«¾ä×ÓÀïËùÓÐÆ¥ÅäµÄÄÚÈÝÕÒ³ö²¢Ìæ»»ÔÙ½«ÄÚÈݼӵ½sbÀï
while(result) {
i++;
sb.append(m.group());
sb.append(s);
//¼ÌÐø²éÕÒÏÂÒ»¸öÆ¥Åä¶ÔÏó
result = m.find();
}
txt = String.valueOf(sb);
}else{
txt = "";
}
return txt;
}
  


Ïà¹ØÎĵµ£º

JSPÄÚÖöÔÏó

servlet--------------------------------------------JSP
HttpServletRequest                             request
HttpServletResponse     &nbs ......

Jsp ELÓï·¨

Jsp ELÓï·¨
Àý£º
${sessionScope.user.sex}
ËùÓÐEL¶¼ÊÇÒÔ ${ ΪÆðʼ¡¢ÒÔ} Ϊ½áβµÄ¡£
ÉÏÊöEL·¶ÀýµÄÒâ˼ÊÇ£º´ÓSessionÈ¡µÃÓû§µÄÐÔ±ð¡£Èç¹ûʹÓÃ֮ǰJSP´úÂëµÄд·¨ÈçÏ£º
<%
User user = (User)session.getAttribute(”user”);
String sex = user.getSex( );
%>
Á½ÕßÏà±È½Ï֮ϣ¬¿ÉÒÔ·¢ÏÖELµÄÓï·¨± ......

jsp¼òµ¥µÄÑéÖ¤Âë

1.Ê×ÏÈÔÚjspÒ³ÃæÖÐÉú³ÉÑéÖ¤ÂëͼƬ£¬image.jsp
   <%@ page contentType="image/jpeg"%>
<%@ page import="java.awt.*,java.awt.image.*,java.util.*,javax.imageio.*" %>
<%!
Color getRandColor(int fc,int bc){//¸ø¶¨·¶Î§»ñµÃËæ»úÑÕÉ«
Random random = new Random();
......

ireportÔÚjspÖеĵ÷ÓÃÀý×Ó

 <%@ page language="java" import="java.util.*" pageEncoding="GB18030"%>
<%@ page import="java.io.*,java.sql.*,net.sf.jasperreports.engine.*" %>
<%@ page import="com.microsoft.sqlserver.jdbc.SQLServerDriver" %>
<%@ include file="/common/header.jsp" %>
<!DOCTYPE HTM ......

JSP×Ô¶¨Òå±êÇ©£¨tag£©

ʲôÊÇ×Ô¶¨Òå±êÇ©£¿
1£¬Óû§×Ô¶¨ÒåµÄJavaÓïÑÔÔªËØ, ʵÖÊÊÇÔËÐÐÒ»¸ö»òÕßÁ½¸ö½Ó¿ÚµÄJavaBean;
2£¬¿ÉÒԷdz£½ôÃܵغÍJSPµÄ±íʾÂß¼­ÁªÏµÔÚÒ»Æð£¬ÓÖ¾ßÓÐºÍÆÕͨJavaBeanÏàͬµÄÒµÎñÂß¼­´¦ÀíÄÜÁ¦;
3£¬µ±Ò»¸öJSPÒ³Ãæ×ª±äΪservletʱ£¬Æä¼äµÄÓû§×Ô¶¨Òå±êǩת»¯Îª²Ù×÷Ò»¸ö³ÆÎª±êÇ©handerµÄ¶ÔÏó;
4£¬¿É²Ù×÷ĬÈ϶ÔÏ󣬴¦Àí±íµ¥Êý¾Ý£¬ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ