//返回某个人的位置
public int getPos(Person per)
{
int k = -1;
for (int i = 0; i < p.Length; i++)
{
if (per.covariant_name==p[i].covariant_name)
{
k = i;
break;
}
}
return k;
}
private void button2_Click(object sender, EventArgs e)
{
Persons p = new Persons();
p[0] = new Person("许珊珊", '女');
p[1] = new Person("尹佳云",'女');
p[2] = new Person("周巍",'男');
p[3] = new Person("杨森",'男');
p[4] = new Person("刘通",'男');
Position pos = new Position(p.getPos);
int k = pos(new Student("周巍",'男',"电子科大"));
k++;
listBox1.Items.Clear();
listBox1.Items.Add("该生是第" + k + "个学生");
}
