example8.cs

class Program
{
static void Main(string[] args)
{
ExternalEntity entity = new ExternalEntity()
{
Id = 1001,
FirstName = "Dave",
LastName = "Johnson"
};
MyEntity convertedEntity = (MyEntity)entity;
}
}
class MyEntity
{
public int Id { get; set; }
public string FullName { get; set; }
public static explicit operator MyEntity(ExternalEntity externalEntity)
{
return new MyEntity()
{
Id = externalEntity.Id,
FullName = externalEntity.FirstName + " " + externalEntity.LastName
};}
}
class ExternalEntity
{
public int Id { get; set; }
public string FirstName { get; set; }
public string LastName { get; set; }
}