public static void Run()
{
StringDataStore strStore = new StringDataStore();
strStore[0] = "One";
strStore[1] = "Two";
strStore[2] = "Three";
strStore[3] = "Four";
for (int i = 0; i < 10; i++)
{
Console.WriteLine(strStore[i]);
}
}
public static void Run()
{
Person p = new Person("Alice", "Moureau");
if (p is Student)
{
Console.WriteLine("It's a student");
}
else
{
Console.WriteLine("It's not a student");
}
int?x = null;
// Set y to the value of x if x is NOT null; otherwise,
// if x = null, set y to -1.
int y = x ?? -1;
// Ternary operator
int z = x == null ? 5 : 10;
StringDataStore store = new StringDataStore();
int? length = p?.Age; // null if customers is null
string str = store?[0]; // null if customers is null
// int? count = customers?[0]?.Orders?.Count(); // null if customers, the first customer, or Orders is null
switch (z)
{
case 5:
Console.WriteLine("Value of variable is 5");
break;
case 10:
Console.WriteLine("Value of variable is 10");
break;
default:
Console.WriteLine("Unknown value");
break;
}
}
