C#正则表达式
1.参考地址 :C# 正则表达式大全 - 狼牙者.net - 博客园 (cnblogs.com)
string connection = "server=.;Database=test;User Id=tom333-444-7876;password=a123;"; Regex reg = new Regex("[^s]\\w*"); Regex regCellphone = new Regex("(\\d{3}-){2}\\d{4}"); Regex regThreeNumber = new Regex("\\d{3}"); Match match = reg.Match(connection); Match matchPhone = regCellphone.Match(connection); //多个匹配项 MatchCollection matchThreeNumber = regThreeNumber.Matches(connection);
//替换所有的
var d = regThreeNumber.Replace(connection,"000");
var result = match.Groups;