c 学生管理系统11(6)

班级q：退出查询");

string tmp = Console.ReadLine();

Console.WriteLine("学号姓名性别年龄联系方式联系地址班级班主任语文数学英语");

switch (tmp)

{

case "1":

Console.WriteLine("请输入学号：");

string xuehao = Console.ReadLine();

int a = 1;

for (int i = 0; i < xh.Length; i++)

{

if (xuehao == xh[i])

{

Console.WriteLine("{0} {1} {2} {3} {4} {5} {6} {7} {8} {9} {10}", xh[i], xm[i], xb[i], nl[i], dh[i], dz[i], bj[i], bz[i], yw[i], sx[i], yy[i]);

Console.WriteLine();

a = i;

break;

}

}

if (a == 1)//判断进没进入上一个if 没有就执行

{

Console.WriteLine("你输入的学号不存在！");

Console.WriteLine();

}

break;

case "2":

Console.WriteLine("请输入姓名：");

string xingming = Console.ReadLine();

int b = 1;

for (int i = 0; i < xh.Length; i++)

{

if (xingming == xm[i])

{

Console.WriteLine("{0} {1} {2} {3} {4} {5} {6} {7} {8} {9} {10}", xh[i], xm[i], xb[i], nl[i], dh[i], dz[i], bj[i], bz[i], yw[i], sx[i], yy[i]);

Console.WriteLine();

b = i;

}

}

if (b == 1)