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revision 182 by ph10, Wed Jun 13 15:09:54 2007 UTC revision 185 by ph10, Tue Jun 19 13:39:46 2007 UTC
# Line 384  Unicode character properties Line 384  Unicode character properties
384  </b><br>  </b><br>
385  <P>  <P>
386  When PCRE is built with Unicode character property support, three additional  When PCRE is built with Unicode character property support, three additional
387  escape sequences to match character properties are available when UTF-8 mode  escape sequences that match characters with specific properties are available.
388  is selected. They are:  When not in UTF-8 mode, these sequences are of course limited to testing
389    characters whose codepoints are less than 256, but they do work in this mode.
390    The extra escape sequences are:
391  <pre>  <pre>
392    \p{<i>xx</i>}   a character with the <i>xx</i> property    \p{<i>xx</i>}   a character with the <i>xx</i> property
393    \P{<i>xx</i>}   a character without the <i>xx</i> property    \P{<i>xx</i>}   a character without the <i>xx</i> property
# Line 566  or more characters with the "mark" prope Line 568  or more characters with the "mark" prope
568  atomic group  atomic group
569  <a href="#atomicgroup">(see below).</a>  <a href="#atomicgroup">(see below).</a>
570  Characters with the "mark" property are typically accents that affect the  Characters with the "mark" property are typically accents that affect the
571  preceding character.  preceding character. None of them have codepoints less than 256, so in
572    non-UTF-8 mode \X matches any one character.
573  </P>  </P>
574  <P>  <P>
575  Matching characters by Unicode property is not fast, because PCRE has to search  Matching characters by Unicode property is not fast, because PCRE has to search
# Line 1987  Cambridge CB2 3QH, England. Line 1990  Cambridge CB2 3QH, England.
1990  </P>  </P>
1991  <br><a name="SEC25" href="#TOC1">REVISION</a><br>  <br><a name="SEC25" href="#TOC1">REVISION</a><br>
1992  <P>  <P>
1993  Last updated: 13 June 2007  Last updated: 19 June 2007
1994  <br>  <br>
1995  Copyright &copy; 1997-2007 University of Cambridge.  Copyright &copy; 1997-2007 University of Cambridge.
1996  <br>  <br>
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