摘要：
List<string> 转 List<int> List<int> 转List<string> 阅读全文
摘要：
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();//2,4,5 var oldChaJi = oldArray.Except(new... 阅读全文