日期:2014-05-17 浏览次数:20550 次
string source = "baidu_{0}_{1}";
Regex reg = new Regex(@"(?is){\d*}");
MatchCollection mc = reg.Matches(source);
MessageBox.Show(mc.Count.ToString());
------解决方案--------------------
string str = "baidu_{0}_{1}";
Regex rgx = new Regex(@"{\d+}");
Console.WriteLine(rgx.Matches(str).Count);
------解决方案--------------------
Regex.Match(yourstr,"{[^{}]*?}").Count