/// <summary>
/// Removes elements that are associated with one of <paramref name="keys"/> from the <see cref="ICnmCache{TKey,TValue}"/>.
/// </summary>
/// <param name="keys">
/// The keys that are associated with elements to remove from the <see cref="ICnmCache{TKey,TValue}"/>.
/// </param>
/// <exception cref="ArgumentNullException">
/// <paramref name="keys"/>is <see langword="null"/>.
/// </exception>
/// <seealso cref="ICnmCache{TKey,TValue}.Set"/>
/// <seealso cref="ICnmCache{TKey,TValue}.Remove"/>
/// <seealso cref="ICnmCache{TKey,TValue}.TryGetValue"/>
/// <seealso cref="ICnmCache{TKey,TValue}.Clear"/>
/// <seealso cref="ICnmCache{TKey,TValue}.PurgeExpired"/>
public void RemoveRange(IEnumerable <TKey> keys)
{
lock (m_syncRoot)
{
m_cache.RemoveRange(keys);
}
}