boost_regex/doc/character_class_names.html

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html>
   <head>
      <title>Boost.Regex: Character Class Names</title>
      <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
      <link rel="stylesheet" type="text/css" href="../../../boost.css">
   </head>
   <body>
      <P>
         <TABLE id="Table1" cellSpacing="1" cellPadding="1" width="100%" border="0">
            <TR>
               <td valign="top" width="300">
                  <h3><a href="../../../index.htm"><img height="86" width="277" alt="C++ Boost" src="../../../boost.png" border="0"></a></h3>
               </td>
               <TD width="353">
                  <H1 align="center">Boost.Regex</H1>
                  <H2 align="center">Character Class Names.</H2>
               </TD>
               <td width="50">
                  <h3><a href="index.html"><img height="45" width="43" alt="Boost.Regex Index" src="uarrow.gif" border="0"></a></h3>
               </td>
            </TR>
         </TABLE>
      </P>
      <HR>
      <p></p>
      <P>The following character class names are support by Boost.Regex:</P>
      <P>
         <TABLE id="Table2" cellSpacing="1" cellPadding="1" width="100%" border="1">
            <TR>
               <TD><STRONG>Name</STRONG></TD>
               <TD><STRONG>POSIX-standard name</STRONG></TD>
               <TD><STRONG>Description</STRONG></TD>
            </TR>
            <TR>
               <TD>alnum</TD>
               <TD>Yes</TD>
               <TD>Any alpha-numeric character.</TD>
            </TR>
            <TR>
               <TD>alpha</TD>
               <TD>Yes</TD>
               <TD>Any alphabetic character.</TD>
            </TR>
            <TR>
               <TD>blank</TD>
               <TD>Yes</TD>
               <TD>Any whitespace character that is not a line separator.</TD>
            </TR>
            <TR>
               <TD>cntrl</TD>
               <TD>Yes</TD>
               <TD>Any control character.</TD>
            </TR>
            <TR>
               <TD>d</TD>
               <TD>No</TD>
               <TD>Any decimal digit</TD>
            </TR>
            <TR>
               <TD>digit</TD>
               <TD>Yes</TD>
               <TD>Any decimal digit.</TD>
            </TR>
            <TR>
               <TD>graph</TD>
               <TD>Yes</TD>
               <TD>Any graphical character.</TD>
            </TR>
            <TR>
               <TD>l</TD>
               <TD>No</TD>
               <TD>Any lower case character.</TD>
            </TR>
            <TR>
               <TD>lower</TD>
               <TD>Yes</TD>
               <TD>Any lower case character.</TD>
            </TR>
            <TR>
               <TD>print</TD>
               <TD>Yes</TD>
               <TD>Any printable character.</TD>
            </TR>
            <TR>
               <TD>punct</TD>
               <TD>Yes</TD>
               <TD>Any punctuation character.</TD>
            </TR>
            <TR>
               <TD>s</TD>
               <TD>No</TD>
               <TD>Any whitespace character.</TD>
            </TR>
            <TR>
               <TD>space</TD>
               <TD>Yes</TD>
               <TD>Any whitespace character.</TD>
            </TR>
            <TR>
               <TD>unicode</TD>
               <TD>No</TD>
               <TD>Any extended character whose code point is above 255 in value.</TD>
            </TR>
            <TR>
               <TD>u</TD>
               <TD>No</TD>
               <TD>Any upper case character.</TD>
            </TR>
            <TR>
               <TD>upper</TD>
               <TD>Yes</TD>
               <TD>Any upper case character.</TD>
            </TR>
            <TR>
               <TD>w</TD>
               <TD>No</TD>
               <TD>Any word character (alphanumeric characters plus the underscore).</TD>
            </TR>
            <TR>
               <TD>word</TD>
               <TD>No</TD>
               <TD>Any word character (alphanumeric characters plus the underscore).</TD>
            </TR>
            <TR>
               <TD>xdigit</TD>
               <TD>Yes</TD>
               <TD>Any hexadecimal digit character.</TD>
            </TR>
         </TABLE>
      </P>
      <P>
         <HR>
      <P></P>
      <p>Revised&nbsp; 
         <!--webbot bot="Timestamp" S-Type="EDITED" S-Format="%d %B, %Y" startspan --> 
         09 Aug 2004&nbsp; 
         <!--webbot bot="Timestamp" endspan i-checksum="39359" --></p>
      <p><i>© Copyright John Maddock&nbsp;2004</i></p>
      <P><I>Use, modification and distribution are subject to the Boost Software License, 
            Version 1.0. (See accompanying file <A href="../../../LICENSE_1_0.txt">LICENSE_1_0.txt</A>
            or copy at <A href="http://www.boost.org/LICENSE_1_0.txt">http://www.boost.org/LICENSE_1_0.txt</A>)</I></P>
   </body>
</html>