Question

C#中怎么判断2个字符串有多少个字符是相同的

Answer 1

string str1 = "abcd123";
string str2 = "bc1kmn";

    var list = from x in str1
               select new
               {
                   Nchar = x,
                   Icount = str2.Count(c=>c == x)
               };
    foreach(var obj in list.Where(a=>a.Icount > 0))
    {
        Console.WriteLine("{0}出现{1}", obj.Nchar, obj.Icount);
    }
    Console.ReadKey();

LinQ+Lambda