首页 > 代码库 > c# 集合的交集、并集、差集

c# 集合的交集、并集、差集

Intersect 交集,Except 差集,Union 并集
int
[] oldArray = { 1, 2, 3, 4, 5 };int[] newArray = { 2, 4, 5, 7, 8, 9 };var jiaoJi = oldArray.Intersect(newArray).ToList();//2,4,5var oldChaJi = oldArray.Except(newArray).ToList();//1,3var newChaJi = newArray.Except(oldArray).ToList();//7,8,9var bingJi = oldArray.Union(newArray).ToList();//1,2,3,4,5,7,8,9

 

c# 集合的交集、并集、差集