Based on my understanding of Regex, the string “10†matches the Regex “^([0-9])(\\)$â€. To validate it, I tried the regex and the text “10†on the website and it worked. But when I tried the same with C# code, it failed.Only by adding a "?", making the regex “^([0-9])(\\)?$†makes the...
Submitted by anonymous - 10 years ago