Perl
Home Perl   Regular Expressions    Escape Sequences    Character Classes   OLE - Outlook   OLE - Excel   OLE - Word   Links SQL Services Links	Character Classes \d [0-9], digit \D [^0-9], nondigit \w [a-zA-Z_0-9], word character (alphanumeric) \W [^a-zA-Z_0-9], nonword character \s [ \t\n\r\f], whitespace \S [^ \t\n\r\f], nonwhitespace