public int indexOf(SV sv)
{
int count = 0;
foreach (SV s in listSV)
{
if (sv.MSSV == s.MSSV && sv.Name == s.Name && sv.Age == s.Age)
{
return(count);
}
count++;
}
return(0);
}
public void update(SV sv, int index)
{
int count = 0;
foreach (SV s in listSV)
{
if (index == count)
{
s.MSSV = sv.MSSV;
s.Name = sv.Name;
s.Age = sv.Age;
break;
}
count++;
}
}
public void add(SV sv)
{
this.lenght++;
if (this.listSV == null)
{
listSV = new SV[lenght];
listSV[0] = sv;
}
else
{
SV[] temp = this.listSV;
listSV = new SV[lenght];
for (int i = 0; i < temp.Length; i++)
{
this.listSV[i] = temp[i];
}
listSV[this.lenght - 1] = sv;
}
}
public void createDB()
{
SV s1 = new SV {
MSSV = "1", Name = "khanh", Age = 19
};
SV s2 = new SV {
MSSV = "1", Name = "hung", Age = 14
};
SV s3 = new SV {
MSSV = "1", Name = "manh", Age = 20
};
SV s4 = new SV {
MSSV = "1", Name = "duy", Age = 17
};
add(s1);
add(s2);
add(s3);
add(s4);
}
static void Main(string[] args)
{
// Console.WriteLine("Hello World!");
//string s = "123";
// int y = Int32.Parse(s);
//Console.WriteLine(y + 1);
// int y;
//Int32.TryParse(s, out y);
//Console.WriteLine(y + 1);
//int z = Convert.ToInt32(s);
//Console.WriteLine(z +1);
// int x = 1, y =2;
// Console.WriteLine("{0} + {1} = {2}", x,y,x+y);
// string[] arr = new string[4];
// foreach(string i in arr){
// Console.WriteLine(i);
// }
// string[][] arr2 = new string[3][];
// arr2[0] = new string [] {"A", "C"};
// arr2[1] = new string[] {"B", "D"};
// arr2[2] = new string[] {"F", "E", "V", "T"};
// foreach (string[] str in arr2){
// foreach(string i in str){
// Console.WriteLine(i);
// }
// }
QLSV qLSV = new QLSV();
qLSV.createDB();
qLSV.show();
// Console.WriteLine("================");
// qLSV.sort();
// qLSV.show();
SV s1 = new SV {
MSSV = "112", Name = "asd123213", Age = 192
};
Console.WriteLine(qLSV.indexOf(s1));
qLSV.update(s1, 3);
qLSV.show();
Console.WriteLine("================");
// qLSV.removeAt(3);
//qLSV.show();
SV s2 = new SV {
MSSV = "1", Name = "hung", Age = 14
};
Console.WriteLine("================");
Console.WriteLine(qLSV.indexOf(s2));
Console.WriteLine("================");
qLSV.remove(s1);
qLSV.show();
}
public void remove(SV sv)
{
int index = indexOf(sv);
removeAt(index);
}
