#iBATIS 와 #MyBatis 의 차이

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[JSTL] 한자리 숫자 앞에 0붙이기, addZero

<c:forEach var="c" items="${contents.content}" varStatus="status">
    <fmt:formatNumber var="no" minIntegerDigits="2" value="${status.count}" type="number"/>
     ${no}
</c:forEach>

[JSP] JSTL을 이용하여 개행(줄바꿈)문자를 태그로 바꾸기 ( 줄바꿈,개행,공백, replace 처리 ) 

줄바꿈, 공백 처리


<!-- 상단에 선언 -->
<%
pageContext.setAttribute("CR", "\r");
pageContext.setAttribute("LF", "\n");
pageContext.setAttribute("CRLF", "\r\n");
pageContext.setAttribute("SP", "&nbsp;");
pageContext.setAttribute("BR", "<br/>");
%> 

<!-- jstl로 변환처리 -->
<c:set var="cmt" value="${fn:replace(coment.coment,CRLF, BR)}" />
<c:set var="cmt" value="${fn:replace(cmt,CR, BR)}" />
<c:set var="cmt" value="${fn:replace(cmt,CR, BR)}" />
<c:set var="cmt" value="${fn:replace(cmt,' ',SP)}" />
 

<!-- 화면에 출력하기 -->
<c:out value="${cmt}" escapeXml="false"/> 

jsp 현재 날짜, 일주일전 날짜, 한달 전 날짜 구하기.

currentCalendar.add 부분에 -값이 아닌 +값을 대입하면 현재 이후의 날짜를 구할 수 있지요.

 

<%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ page import="java.text.DecimalFormat" %>
<%@ page import="java.text.SimpleDateFormat" %>
<%@ page import="java.util.Calendar" %>

<%
    DecimalFormat df = new DecimalFormat("00");
    Calendar currentCalendar = Calendar.getInstance();

  //현재 날짜 구하기
    String strYear   = Integer.toString(currentCalendar.get(Calendar.YEAR));
    String strMonth  = df.format(currentCalendar.get(Calendar.MONTH) + 1);
    String strDay   = df.format(currentCalendar.get(Calendar.DATE));
    String strDate = strYear + strMonth + strDay;

  //일주일 전 날짜 구하기
    currentCalendar.add(currentCalendar.DATE, -7);
    String strYear7   = Integer.toString(currentCalendar.get(Calendar.YEAR));
    String strMonth7  = df.format(currentCalendar.get(Calendar.MONTH) + 1);
    String strDay7   = df.format(currentCalendar.get(Calendar.DATE));
    String strDate7 = strYear7 + strMonth7 + strDay7;

  //한달 전 날짜 구하기
    currentCalendar.add(currentCalendar.DATE, -24);
    String strYear31   = Integer.toString(currentCalendar.get(Calendar.YEAR));
    String strMonth31  = df.format(currentCalendar.get(Calendar.MONTH) + 1);
    String strDay31   = df.format(currentCalendar.get(Calendar.DATE));
    String strDate31 = strYear31 + strMonth31 + strDay31;
%>

<!-- 현재날짜 -->
<c:set var="nowdate" value='<%=strDate%>' />
<!-- 일주일전 -->
<c:set var="nowdate7" value='<%=strDate7%>' />
<!-- 한달전 -->
<c:set var="nowdate31" value='<%=strDate31%>' />