static string GetASCII(string str) {
StringBuilder sb = new StringBuilder(str.Length);
for (int i = 0; i < str.Length; i++) {
if (str[i] < 128) {
sb.Append(str[i]);
}
}
return sb.ToString();
}
StringBuilder sb = new StringBuilder(str.Length);
for (int i = 0; i < str.Length; i++) {
if (str[i] < 128) {
sb.Append(str[i]);
}
}
return sb.ToString();
}
MatchCollection m=r.Matches(strl);