public static async Task Main(string[] args)
{
Console.WriteLine("\n\t NullCoalescing Demo\n\n");
var nc = new NullCoalescing();
nc.NullCoalescingExample();
var indexAndRange = new IndicesAndRanges();
indexAndRange.IndexAndRange();
Company company = new Company();
Console.WriteLine("\n\t NullCoalescing Demo Ends Here\n\n");
Console.WriteLine("\n\t Press Any Key....Proceed to Next Demo\n\n");
Console.ReadLine();
Console.ReadLine();
//Lets demonstrate Using declaration
Console.WriteLine("\n\n Showing using declaration \n\n");
try
{
//creating new resource
using var resource = new UsingDeclaration();
Console.WriteLine("Using resource1...");
if (true)
{
using var resource2 = new UsingDeclaration();
Console.WriteLine("Using resource2...");
// Asynchronous disposable demo
await using var resource3 = new UsingDeclaration();
Console.WriteLine("Using resource3...");
}
}
catch (Exception e)
{
Console.WriteLine(e);
throw;
}
Console.WriteLine("\n\n \tDemonstration of Switch Expression Functionality\n\n");
Console.WriteLine("\n\t Press Any Key....Proceed to Next Demo\n\n");
Console.ReadLine();
}
static private IEnumerable <Topic> GetTopicsForWhatsNewCSharp()
{
Debugger.Break();
var topics = new List <Topic>();
// C# 7 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-7#throw-expressions
topics.Add(new Topic("Throw Expressions"));
ThrowExp.Run();
Debugger.Break();
// C# 7 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-7#tuples"
topics.Add(new Topic("Tuples"));
Tuples.Run();
Debugger.Break();
// C# 7 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-7#pattern-matching
topics.Add(new Topic("Pattern Matching"));
PatternMatchingIs.Run();
PatternMatchingSwitch.Run();
Debugger.Break();
// C# 7 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-7#discards
topics.Add(new Topic("Discards"));
Discards.Run();
Debugger.Break();
// C# 7 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-7#local-functions
// C# 8 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-8#static-local-functions
topics.Add(new Topic("Local Functions & Static Local Functions."));
LocalFunctions.Run();
Debugger.Break();
// C# 7.1 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-7-1#async-main
topics.Add(new Topic("Async Main"));
Debugger.Break();
// C# 7.1 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-7-1#default-literal-expressions
topics.Add(new Topic("Default Literal Expressions"));
DefaultLiteralExpressions.Run();
Debugger.Break();
// C# 7.1 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-7-1#inferred-tuple-element-names
topics.Add(new Topic("Inferred Tuple Property Names"));
InferredTuple.Run();
Debugger.Break();
// C# 7.2 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-7-2#safe-efficient-code-enhancements
// https://docs.microsoft.com/en-us/dotnet/csharp/write-safe-efficient-code
topics.Add(new Topic("Safe Code Enhancements"));
Debugger.Break();
// C# 7.2 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-7-2#private-protected-access-modifier
topics.Add(new Topic("Private Protected modifier"));
PrivateProtected.Run();
Debugger.Break();
// C# 7.3 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-7-3
topics.Add(new Topic("C# 7.3 Improvements"));
Debugger.Break();
// C# 8.0 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-8#default-interface-methods
topics.Add(new Topic("Interface Implementation"));
InterfaceImplementation.Run();
Debugger.Break();
// C# 8.0 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-8#more-patterns-in-more-places
topics.Add(new Topic("Switch Expressions"));
SwitchExpressions.Run();
Debugger.Break();
// C# 8.0 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-8#using-declarations
topics.Add(new Topic("Using Declaration"));
UsingDeclaration.Run();
Debugger.Break();
// C# 8.0 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-8#using-declarations
topics.Add(new Topic("Nullable Refernce types"));
NullableRefTypes.Run();
Debugger.Break();
// C# 8.0 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-8#asynchronous-streams
topics.Add(new Topic("Async Streams"));
AsyncStream.Run();
Debugger.Break();
// C# 8.0 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-8#null-coalescing-assignment
topics.Add(new Topic("Null Coalescing Assignment"));
NullCoalescing.Run();
Debugger.Break();
// C# 8.0 - https://docs.microsoft.com/en-us/dotnet/csharp/whats-new/csharp-8#indices-and-ranges
topics.Add(new Topic("Indexes and Ranges"));
IndexesAndRanges.Run();
Debugger.Break();
return(topics);
}
