RegularExpression to replace extra space prefixed and suffixed with a particular character

Below is the regular expression to replace extra space prefixed and siffixed with "|" (in this case) character, you can replace | with any character in below code snippet.

string s1 = "|  Sheo Narayan| Ram     Nagar|Shyam Nagar  |Gita Nagar";



// replace multiple space with single space first

s1 = Regex.Replace(s1, @"\s{2,}", " ");



// replace space suffixed with |

s1 = Regex.Replace(s1, @"\s[|]", "|");



// replace space prefixed with |

s1 = Regex.Replace(s1, @"[|]\s", "|");

Regards,
Sheo Narayan, Microsoft MVP
230+ ASP.NET Tips and Tricks - http://www.itfunda.com/Howto