📄 index.jsp

📁 一本书中的原代码,有用多例子,很好用

💻 JSP

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<%@page contentType="text/html"%><%@page pageEncoding="UTF-8"%><%response.setHeader("Cache-Control","no-store");response.setDateHeader("Expires",0);%><%!public String[] getQuestion(String s){String[] strQ = new String[4];String strTemp = null;int i;java.io.RandomAccessFile rf = null;try {rf = new java.io.RandomAccessFile(s,"r");} catch(Exception e){System.out.println(e);System.exit(0);}for(i=0;i<4;i++) {try {strTemp = rf.readLine();} catch(Exception e){}if(strTemp==null)strTemp = "";strQ[i] = strTemp;}return strQ;}%><%String s = null;String[] question = new String[4];s = request.getRealPath("question.txt");question = getQuestion(s);%><html>    <head>        <title></title>    </head>    <body>        你喜欢清风阁论坛吗？        <br>         <form name=frm method=post action=write.jsp>            <tr>                 <td><%String ss = null;for (int i=0;i<4;i++){ss = "<input type=\"radio\" name=\"choice\" value=" + i+">"+(char)('A'+i)+"、"+ question[i]+"<br>";out.println(ss);}%>                </td>            </tr>            <tr>                <td align=center><input type=submit value="投  票"></td>            </tr>            <tr>                <td align=center>                    <img src="/servlet/VoteImage" width=150 height=100>                    <br>                    <img src="yang.jpg" width=150 height=100>                </td>            </tr>        </form>    </body></html>

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