/// <summary>
/// 添加元素
/// </summary>
/// <param name="item"></param>
public void Add(WeightedItem <T> item)
{
if (item.Weight <= 0)
{
if (Option.RemoveZeroWeightItems)
{
return;
}
throw new InvalidOperationException("权重值不能为0");
}
_isAddedCumulativeWeights = true;
Items.Add(item);
}
/// <summary>
/// 移除元素
/// </summary>
/// <param name="item"></param>
public void Remove(WeightedItem <T> item)
{
_isAddedCumulativeWeights = true;
Items.Remove(item);
}