public Builder <T> InsertAt(int offset, T[] value, int start, int end)
{
SubEnumeration subEnum = new SubEnumeration(value, start, end);
this.InsertRange(offset, subEnum);
return(this);
}
public Builder <T> Append(T[] value, int start, int end)
{
SubEnumeration subEnum = new SubEnumeration(value, start, end);
this.AddRange(subEnum);
return(this);
}
