[JSP] 학점 변환기

Programming/JSP

[JSP] 학점 변환기

모종 2017. 9. 29. 11:17

설명 : 만점을 선택하고 본인의 학점을 입력하면 각각 만점에 따른 본인의 학점을 변환시켜주는 페이지

#Header.jsp

#ConvertCredit.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>연습문제</title>  <style> body { background-color: #fff; } form fieldset { magarin-bottom: 25px; } form legend { font-size: 15px; font-weight: 600; } .reg { font-size: 14px; width: 110px; color: #390; font-weight: bold; float: left; text-align: right; margin-right: 10px; } form ul li { list-style: none; margin: 15px 0; font-size: 14px; } </style> </head> <body> <form action="ConvertCreditResult.jsp" name="getTest" method="post"> <fieldset> <legend><%@include file="Header.jsp"%>학점변환기 </legend>  <ul> <li><label class="reg" for="scroe"> 나의 평균평점 입력 </label> <input type="text" name="score" id="score"> / <select name="perfectScore">  <option value="4.5">4.5</option> <option value="4.3" selected>4.3</option> <option value="4.0">4.0</option> </select> <input type="submit" value="변환하기"></li> </ul> </fieldset> </form> </body>

#ConvertCreditResult.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <%@ page import="java.text.DecimalFormat"%>  <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>결과</title> </head> <body> <% DecimalFormat format = new DecimalFormat(); // 특정 패턴으로 값을 포맷(리턴은 String) format.applyPattern("0.##"); String score = request.getParameter("score"); Double dscore = Double.parseDouble(score);//파싱 String perfectScore = request.getParameter("perfectScore"); Double pscore = Double.parseDouble(perfectScore); String change_1 = format.format(dscore * 4.5 / pscore); String change_2 = format.format(dscore * 4.3 / pscore); String change_3 = format.format(dscore * 4.0 / pscore); %> <h1>결과</h1> <input type="text" value="<%=change_1%>" readonly>/4.5만점 <br> <input type="text" value="<%=change_2%>" readonly>/4.3만점 <br> <input type="text" value="<%=change_3%>" readonly>/4.0만점 <br> </body> </html>

#결과화면