public StudentEvtHandler(StudentDbCon db = null)
{
if (db == null)
{
_dbcon = StudentDbCon.instance;
}
else
{
_dbcon = db;
}
}
/// <summary>答案批改</summary>
/// <param name="ans">客户端传来的答案</param>
/// <param name="test">试卷名</param>
/// <param name="rcon">查询答案的数据库连接</param>
/// <returns>分数：答对的多少道题</returns>
public static double check2(List <int> ans, String test, StudentDbCon rcon)
{
List <int> tmp = rcon.getAnswer(test);
// Basic.trace("学生答案：" + JsonConvert.SerializeObject(ans));
// Basic.trace("正确答案：" + JsonConvert.SerializeObject(tmp));
int right = 0;
for (int i = 0; i < tmp.Count; i++)
{
if (ans[i] == tmp[i])
{
right++;
}
}
// Basic.trace("答对题目数：" + right + " 总题目数：" + tmp.Count);
double score = (double)right / tmp.Count * 100;
score = Math.Round(score, 1);
// Basic.trace("最终考试分数：" + score);
return(score);
}
public StudentEvtHandler_Socket(StudentDbCon db = null, ICoder co = null)
{
}
