# phpman > man > XML::RegExp(3pm)

## NAME
    [XML::RegExp](https://www.chedong.com/phpMan.php/perldoc/XML%3A%3ARegExp/markdown) - Regular expressions for XML tokens

## SYNOPSIS
     use [XML::RegExp](https://www.chedong.com/phpMan.php/perldoc/XML%3A%3ARegExp/markdown);

     if ($my_name =~ /^$[XML::RegExp::Name](https://www.chedong.com/phpMan.php/perldoc/XML%3A%3ARegExp%3A%3AName/markdown)$/)
     {
       # $my_name is a valid XML 'Name'
     }

## DESCRIPTION
    This package contains regular expressions for the following XML tokens: BaseChar, Ideographic,
    Letter, Digit, Extender, CombiningChar, NameChar, EntityRef, CharRef, Reference, Name, NmToken,
    and AttValue.

    The definitions of these tokens were taken from the XML spec (Extensible Markup Language 1.0) at
    <<http://www.w3.org/TR/REC-xml>>.

    Also contains the regular expressions for the following tokens from the XML Namespaces spec at
    <<http://www.w3.org/TR/REC-xml-names>>: NCNameChar, NCName, QName, Prefix and LocalPart.

## AUTHOR
    Original Author is Enno Derksen <<enno@att.com>>

    Please send bugs, comments and suggestions to T.J. Mather <<tjmather@tjmather.com>>