C#正则分组实例

static void Main(string[] args)
{
string str = "大家家家家家家家明天天天天天天天天玩得得得得得得得开心";
Regex reg = new Regex(@"(?<wdq>.)\<wdq>{2,}");
var ms = reg.Matches(str);
Console.WriteLine("一共" + ms.Count + "组");
foreach (Match item in ms)
{
Console.WriteLine(item.Groups["wdq"]);
Console.WriteLine(item.Value);
Console.WriteLine("------------------");
}
Console.ReadKey();
}

static void Main(string[] args)
{
string str = "大家家家家家家家明天天天天天天天天玩得得得得得得得开心";
Regex reg = new Regex(@"(?<wdq>.)\1{2,}");
var ms = reg.Matches(str);
Console.WriteLine("一共" + ms.Count + "组");
foreach (Match item in ms)
{
Console.WriteLine(item.Groups["wdq"]);
Console.WriteLine(item.Value);
Console.WriteLine("------------------");
}
Console.ReadKey();
}