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JSP中list的问题,比较诡异 - Java / Web 开发

JScript code:

private ArrayList<TestPaperQuestionForm> questionsListSel = new ArrayList<TestPaperQuestionForm>();
TestPaperQuestionForm questionsForm1 = new TestPaperQuestionForm();
String sqlQuestion="";
ResultSet rs=null;
for(int i=0;i<flag;i++){
if(questionTypeArr[i].trim().equals("1")){
sqlQuestion="select * from tb_select where ID="+questionIdArr[i]+"";
rs=conn.executeQuery(sqlQuestion);
while(rs.next()){
questionsForm1.setID(rs.getInt(1));
questionsForm1.setSubject(rs.getString(2));
questionsForm1.setOptionA(rs.getString(3));
questionsForm1.setOptionB(rs.getString(4));
questionsForm1.setOptionC(rs.getString(5));
questionsForm1.setOptionD(rs.getString(6));
questionsForm1.setAnswer(rs.getString(7));
questionsForm1.setDegree(rs.getString(8));
questionsForm1.setType("1");
questionsForm1.setPoint(questionPointArr[i]);
System.out.println("选择题 这道题目是:"+questionsForm1.getSubject());


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