public bool RemoveFirst(out KeyValuePair <TKey2, TValue2> kvp)
{
KeyValuePair <TKey, TValue> tmp;
if (MutableInner.RemoveFirst(out tmp))
{
kvp = new KeyValuePair <TKey2, TValue2>(ToKey2(tmp.Key), ToValue2(tmp.Value));
return(true);
}
kvp = default(KeyValuePair <TKey2, TValue2>);
return(false);
}
public bool RemoveFirst(out KeyValuePair <TK, TV> kvp)
{
return(_innerSeries.RemoveFirst(out kvp));
}