//参考一下 不确定位数\\d* *在正则中要转义\*
string regStr = "(\\d{0,2})\\*(\\d{0,3})\\*(\\d{0,4})\\*(\\d{0,2})";
string testStr = "12*123*1231*45";
Regex rg = new Regex(regStr, RegexOptions.IgnoreCase);
if (rg.IsMatch(testStr))
{
Console.WriteLine("IsMatch");
}
else
{
Console.WriteLine("NotMatch");
}
MatchCollection mc = rg.Matches(testStr);
string num1 = "";
string num2 = "";
string num3 = "";
string num4 = "";
for (int i = 0; i < mc.Count; i++)
{
num1 = mc[i].Groups[1].Value.Trim();
num2 = mc[i].Groups[2].Value.Trim();
num3 = mc[i].Groups[3].Value.Trim();
num4 = mc[i].Groups[4].Value.Trim();
}
Console.WriteLine("num1:" + num1);
Console.WriteLine("num2:" + num2);
Console.WriteLine("num3:" + num3);
Console.WriteLine("num4:" + num4);