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  • 2025/5/6 20:59:23

rs.close(); con.close(); }

catch(Exception e){out.print(e);}

°´·ÖÊý¶Î²éѯÖ÷Òª´úÂ룺

int i=0;

String grade2=new String(request.getParameter(\ String testtype=new String(request.getParameter(\ try{

String str=\* from gradeifo where testname='\and grade>\

Class.forName(\ Connection

con=DriverManager.getConnection(\eName=examsystem\ //Êý¾Ý¿â´æµÄÓû§ÃûºÍÃÜÂë¸÷È˲»Í¬ Statement st=con.createStatement(); ResultSet rs=st.executeQuery(str); while(rs.next()) {

String studentid=rs.getString(\

String studentname= rs.getString(\ String testname=rs.getString(\ String grade=rs.getString(\ out.print(\

bgcolor=#00FFCC>\e+\ i++; }

rs.close(); con.close(); }

catch(Exception e){out.print(e);}

Êý¾Ý¿âά»¤

²åÈëÊý¾ÝÖ÷Òª´úÂ룺

String

questionid=newString(request.getParameter(\String testtype=new String(request.getParameter(\

String question=new String(request.getParameter(\String a=new String(request.getParameter(\String b=new String(request.getParameter(\String c=new String(request.getParameter(\String d=new String(request.getParameter(\

String answer=new String(request.getParameter(\String grade=new String(request.getParameter(\try{

String str=\into questioninfo values('\nswer+\

Class.forName(\ Connection

con=DriverManager.getConnection(\eName=examsystem\ //Êý¾Ý¿â´æµÄÓû§ÃûºÍÃÜÂë¸÷È˲»Í¬ Statement st=con.createStatement(); boolean rs=st.execute(str); st.close(); con.close(); } catch(Exception e){out.print(e);}

ɾ³ýÊý¾ÝÖ÷Òª´úÂ룺

String questionid=request.getParameter(\ try{

String str=\

Class.forName(\ Connection

con=DriverManager.getConnection(\eName=examsystem\ //Êý¾Ý¿â´æµÄÓû§ÃûºÍÃÜÂë¸÷È˲»Í¬ Statement st=con.createStatement(); boolean rs=st.execute(str); st.close(); con.close(); }

catch(Exception e){ out.print(e);}

ÐÞ¸ÄÊý¾ÝÖ÷Òª´úÂ룺

String

questionid=new String(request.getParameter(\String testtype=new String(request.getParameter(\String question=new String(request.getParameter(\String a=new String(request.getParameter(\String b=new String(request.getParameter(\String c=new String(request.getParameter(\String d=new String(request.getParameter(\

String answer=new String(request.getParameter(\String grade=new String(request.getParameter(\try{

String str=\questioninfo set questionid='\='\where questionid='\

Class.forName(\ Connection

con=DriverManager.getConnection(\eName=examsystem\ //Êý¾Ý¿â´æµÄÓû§ÃûºÍÃÜÂë¸÷È˲»Í¬ Statement st=con.createStatement(); int rs=st.executeUpdate(str); st.close(); con.close(); } catch(Exception e){out.print(e);}

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rs.close(); con.close(); } catch(Exception e){out.print(e);} °´·ÖÊý¶Î²éѯÖ÷Òª´úÂ룺 int i=0; String grade2=new String(request.getParameter(\ String testtype=new String(request.getParameter(\ try{ String str=\* from gradeifo where testname='\and grade>\ Class.forName(\ Connection con=DriverManager.getConnecti

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