c 学生管理系统11(7)

{

Console.WriteLine("你输入的姓名不存在！");

Console.WriteLine();

}

break;

case "3":

Console.WriteLine("请输入班级：");

string banji = Console.ReadLine();

int c = 1;

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

{

if (banji == bj[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();

c = i;

}

}

if (c == 1)

{

Console.WriteLine("你输入的班级不存在！");

Console.WriteLine();

}

break;

case "q":

ii = 1;//跳出循环

break;

default:

Console.WriteLine("输入有误！请重新输入！");

Console.WriteLine();

break;

}

}

}

//删除函数

static void Delete()

{

//File.Exists();检查文件是否存在

string[] lines = File.ReadAllLines(@".\学生管理系统文件.txt", Encoding.Default);

string[] arr = new string[11];

string[] xh = new string[lines.Length - 1];