// for custom type, must override the equals method, so as to know whether a value changed
public override bool Equals(Object obj)
{
if (object.ReferenceEquals(this, obj))
{
return(true);
}
if (obj == null)
{
return(false);
}
if (GetType() != obj.GetType())
{
return(false);
}
MyCustomType other = (MyCustomType)obj;
if (Name == null)
{
if (other.Name != null)
{
return(false);
}
}
else if (!Name.Equals(other.Name))
{
return(false);
}
if (Say == null)
{
if (other.Say != null)
{
return(false);
}
}
else if (!Say.Equals(other.Say))
{
return(false);
}
if (Times != other.Times)
{
return(false);
}
return(true);
}
