/// <summary>
/// Initializes a new instance of the <see cref="T:NFS.Collections.MultiDictionary`2"/> class.
/// </summary>
/// <param name="capacity">Capacity.</param>
/// <param name="keyEqualityComparer">Key equality comparer.</param>
/// <param name="valueEqualityComparer">Value equality comparer.</param>
public MultiDictionary(int capacity = 0, IEqualityComparer <TKey> keyEqualityComparer = null, IEqualityComparer <TValue> valueEqualityComparer = null)
{
RuntimeAssert.ArgumentInRange(capacity, 0, int.MaxValue, nameof(capacity));
if (capacity > 0)
{
Initialize(capacity);
}
_keyComparer = keyEqualityComparer ?? EqualityComparer <TKey> .Default;
_valueComparer = valueEqualityComparer ?? EqualityComparer <TValue> .Default;
}