static void increment(int i, string s, personStruct ps, personClass pc)
{
i++;
s += "s";
ps.Age += 1;
pc.Age += 1;
return;
}
public void ValueRefTestMethod()
{
personStruct a = new personStruct {
Name = "Raymond", Age = 18
};
personClass b = new personClass {
Name = "Raymond", Age = 18
};
int i = 18;
string s = string.Empty;
increment(i, s, a, b);
Trace.WriteLine(string.Format("i={0}, s={1}, a={2}, b={3}", i, s, a.Age, b.Age));
increment(i, s, a, b);
Trace.WriteLine(string.Format("i={0}, s={1}, a={2}, b={3}", i, s, a.Age, b.Age));
// i = 18, s =, a = 18, b = 19
// i = 18, s =, a = 18, b = 20
}