/// <summary>
/// Test if any of the matched elements match the supplied query.
/// </summary>
/// <param name="query">A selector</param>
/// <returns>true if at least one element in the list matches the query.</returns>
public bool Is(string query)
{
Elements children = Select(query);
return(!children.IsEmpty);
}
/// <summary>
/// Remove elements from this list that match the <see cref="Selector"/> query.
/// E.g. HTML: <code><div class=logo>One</div> <div>Two</div></code>
/// <code>Elements divs = doc.Select("div").Not("#logo");</code>
/// Result: <code>divs: [<div>Two</div>]</code>
/// </summary>
/// <param name="query">query the selector query whose results should be removed from these elements</param>
/// <returns>a new elements list that contains only the filtered results</returns>
public Elements Not(string query)
{
Elements output = Selector.Select(query, this);
return(Selector.FilterOut(this, output));
}
