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#nullable enable
namespace CSharpEightTests
{
class Developer
{
public string FirstName { get; set; }
public string? LastName { get; set; }
public Developer(string firstName)
{
FirstName = firstName;
LastName = null;
}
}
class Program
{
static void Main(string[] args)
{
var jsDev = new Developer("Dawid");
var devInitials = GetInitials(jsDev);
}
static string GetInitials(Developer jsDev)
{
if(jsDev.LastName != null)
return $"{jsDev.FirstName[0]}{jsDev.LastName[0]}";
else
return $"{jsDev.FirstName[0]}";
}
}
}
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