C# - 6.0 Null Conditional Operator

Posted on 2015-06-15

Before C# 6

static void Main( string[ ] args )  
{ 
    Employee emp = null; 
    if(emp != null)
    {
        Console.WriteLine( emp.EmpName );   
    }
}

class Employee  
{ 
    public string EmpName; 
}

C# 6

static void Main( string[ ] args )  
{ 
    Employee emp = null; 
    Console.WriteLine( emp?.EmpName );  
}

class Employee  
{ 
    public string EmpName; 
}

Before C# 6

static void Main( string[ ] args )  
{ 
    Employee emp = null; 
    var name = emp != null ? emp.EmpName : "NoName";
    Console.WriteLine( name );   
}

class Employee  
{ 
    public string EmpName; 
}

C# 6

static void Main( string[ ] args )  
{ 
    Employee emp = null; 
    var name = emp?.EmpName ?? "NoName";
    Console.WriteLine( name );   
}

class Employee  
{ 
    public string EmpName; 
}