.NET Framework 3.0 以上,支持LinQ

.NET Framework 3.0 以上,支持LinQ
1,2,3,4,5,2,1,9

统计各字符出现次数,语言不限,

程序代码 程序代码
using System.Collections;

int[] scores = new int[] { 97, 92, 81, 60 };
for (int i = 0; i < scores.Length; i++) {
  int localNum=scores.GetValue(i);

  IEnumerable<int> query =
    from score in scores
    where score = localNum
    select score;

  int scoreCount = query.Count();
  Response.Write(scoreCount.toString());
}
原文地址:https://www.cnblogs.com/sontin/p/1929804.html