C# Online Compiler | .NET Fiddle

<no name> by Anonymous

using System;
					
public class Program
{
	public static void Main()
	{
		string a = "sdasd";
		object b = (object)a;
		object c = (object)a;
		
		if (b is string mystring) {
		 Console.WriteLine(mystring);
		}
		if (c is string mystring) {
		 Console.WriteLine(mystring);
		}
	}
}

 
using System;
                    
public class Program
{
    public static void Main()
    {
        string a = "sdasd";
        object b = (object)a;
        object c = (object)a;
        
        if (b is string mystring) {
         Console.WriteLine(mystring);
        }
        if (c is string mystring) {
         Console.WriteLine(mystring);
        }
    }
}

Compilation error (line 2, col 3): Preprocessor directive expected
Compilation error (line 3, col 3): Preprocessor directive expected
Compilation error (line 4, col 1): Preprocessor directive expected
Compilation error (line 5, col 3): Preprocessor directive expected
Compilation error (line 6, col 3): Preprocessor directive expected
Compilation error (line 8, col 17): ; expected
Compilation error (line 8, col 17): Syntax error, 'switch' expected
Compilation error (line 10, col 11): Syntax error, ':' expected
Compilation error (line 10, col 11): } expected
Compilation error (line 11, col 5): Too many characters in character literal
Compilation error (line 11, col 12): ; expected
Compilation error (line 11, col 12): } expected
Compilation error (line 12, col 11): Preprocessor directive expected
Compilation error (line 13, col 11): Preprocessor directive expected
Compilation error (line 14, col 11): Preprocessor directive expected
Compilation error (line 15, col 11): Preprocessor directive expected
Compilation error (line 16, col 12): ; expected
Compilation error (line 16, col 12): Unexpected character '$'
Compilation error (line 16, col 26): ; expected
Compilation error (line 18, col 20): Invalid expression term 'lock'
Compilation error (line 18, col 20): ; expected
Compilation error (line 18, col 24): Syntax error, '(' expected
Compilation error (line 18, col 24): Invalid expression term '/'
Compilation error (line 18, col 37): ) expected
Compilation error (line 20, col 5): Too many characters in character literal
Compilation error (line 20, col 11): ; expected
Compilation error (line 20, col 11): } expected
Compilation error (line 21, col 11): Preprocessor directive expected
Compilation error (line 22, col 11): Preprocessor directive expected
Compilation error (line 23, col 11): Preprocessor directive expected
Compilation error (line 24, col 12): ; expected
Compilation error (line 24, col 12): Unexpected character '$'
Compilation error (line 24, col 26): ; expected
Compilation error (line 24, col 110): ; expected
Compilation error (line 25, col 20): Invalid expression term 'lock'
Compilation error (line 25, col 20): ; expected
Compilation error (line 25, col 24): Syntax error, '(' expected
Compilation error (line 25, col 24): Invalid expression term '/'
Compilation error (line 25, col 37): ) expected
Compilation error (line 27, col 5): } expected

Last Run:	7:48:11 pm
Compile:	0s
Execute:	0.579s
Memory:	0b
CPU:	0s

View IL Code