C# Online Compiler | .NET Fiddle

<no name> by Anonymous

using System;
using System.Web;
using System.Net;
using System.Collections.Generic;
using System.Linq;
					
public class Program
{
	public static void Main()
	{
		
		string str = "Code camp day 100";
		Console.WriteLine(string.IsNullOrEmpty(str));
		Console.WriteLine(string.IsNullOrWhiteSpace(str));
	}
	
	
}

​x
 
using System;
using System.Web;
using System.Net;
using System.Collections.Generic;
using System.Linq;
                    
public class Program
{
    public static void Main()
    {
        
        string str = "Code camp day 100";
        Console.WriteLine(string.IsNullOrEmpty(str));
        Console.WriteLine(string.IsNullOrWhiteSpace(str));
    }
    
    
}
​
​
​

Unhandled exception. System.TypeInitializationException: The type initializer for 'System.Data.Entity.DbContext' threw an exception.
---> System.TypeInitializationException: The type initializer for 'Z.EntityFramework.Classic.EntityFrameworkManager' threw an exception.
---> System.TypeInitializationException: The type initializer for '' threw an exception.
---> System.IO.FileNotFoundException: Could not load file or assembly 'System.Configuration.ConfigurationManager, Version=8.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51'. The system cannot find the file specified.

File name: 'System.Configuration.ConfigurationManager, Version=8.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51'
   at Z.Expressions.CompilerManager..cctor()
   at Z.Expressions.CompilerManager.LoadEntityFrameworkClassicConfiguration()
   at Z.Expressions.ExceptionMessage.ThrowLicenseException()
   at ..cctor()
   --- End of inner exception stack trace ---
   at .()
   at Z.EntityFramework.Classic.EntityFrameworkManager..cctor()
   --- End of inner exception stack trace ---
   at Z.EntityFramework.Classic.EntityFrameworkManager.Initialize()
   at System.Data.Entity.DbContext..cctor()
   --- End of inner exception stack trace ---
   at System.Data.Entity.DbContext..ctor(String nameOrConnectionString)
   at Program.EntityContext..ctor()
   at Program.Main()
Command terminated by signal 6

Last Run:	11:34:49 pm
Compile:	0.048s
Execute:	0.16s
Memory:	11.66Mb
CPU:	0.208s

View IL Code