// 显示: 先读取磁盘文件, 在反序列化得到学生列表, 最后逐个显示学生
private void bntShow_Click(object sender, EventArgs e)
{
string file = @"d:\C#程序设计\student.dat";
Stream stream = new FileStream(file, FileMode.Open, FileAccess.Read);
BinaryFormatter bf = new BinaryFormatter(); // 创建序列化对象
StudentList students = (StudentList)bf.Deserialize(stream); // 把流反序列化
int k = 0;
while (students[k] != null) // 逐个显示学生数据
{
string s_no = students[k].student_no;
string name = students[k].name;
string depart = students[k].department;
string result = String.Format("{0}\t{1}\t{2}", s_no, name, depart);
lbResult.Items.Add(result);
k++;
}
stream.Close();
}
private void openFileDialog1_FileOk(object sender, CancelEventArgs e)
{
txtFileName.Text = openFileDialog1.FileName; // 返回选中的文件名
Stream stream = openFileDialog1.OpenFile(); // 打开选中的文件
BinaryFormatter bf = new BinaryFormatter(); // 创建序列化对象
StudentList students = (StudentList)bf.Deserialize(stream); // 把流反向序列化
int k = 0;
while (students[k] != null) // 逐个显示学生列表中的数据
{
string s_no = students[k].student_no;
string name = students[k].name;
string depart = students[k].department;
string result = String.Format("{0}\t{1}\t{2}", s_no, name, depart);
lbResult.Items.Add(result);
k++;
}
stream.Close();
}
