Documentation for script handling update

This commit is contained in:
Philip Hazel
2021-12-22 15:02:26 +00:00
parent b29732063b
commit 944f0e10a1
7 changed files with 287 additions and 257 deletions

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@@ -50,17 +50,18 @@ UNICODE PROPERTY SUPPORT
<P>
When PCRE2 is built with Unicode support, the escape sequences \p{..},
\P{..}, and \X can be used. This is not dependent on the PCRE2_UTF setting.
The Unicode properties that can be tested are limited to the general category
properties such as Lu for an upper case letter or Nd for a decimal number, the
Unicode script names such as Arabic or Han, Bidi_Class, Bidi_Control, and the
derived properties Any and LC (synonym L&). Full lists are given in the
The Unicode properties that can be tested are a subset of those that Perl
supports. Currently they are limited to the general category properties such as
Lu for an upper case letter or Nd for a decimal number, the Unicode script
names such as Arabic or Han, Bidi_Class, Bidi_Control, and the derived
properties Any and LC (synonym L&). Full lists are given in the
<a href="pcre2pattern.html"><b>pcre2pattern</b></a>
and
<a href="pcre2syntax.html"><b>pcre2syntax</b></a>
documentation. Only the short names for properties are supported. For example,
\p{L} matches a letter. Its longer synonym, \p{Letter}, is not supported.
Furthermore, in Perl, many properties may optionally be prefixed by "Is", for
compatibility with Perl 5.6. PCRE2 does not support this.
documentation. In general, only the short names for properties are supported.
For example, \p{L} matches a letter. Its longer synonym, \p{Letter}, is not
supported. Furthermore, in Perl, many properties may optionally be prefixed by
"Is", for compatibility with Perl 5.6. PCRE2 does not support this.
</P>
<br><b>
WIDE CHARACTERS AND UTF MODES
@@ -477,7 +478,7 @@ AUTHOR
<P>
Philip Hazel
<br>
University Computing Service
Retired from University Computing Service
<br>
Cambridge, England.
<br>
@@ -486,7 +487,7 @@ Cambridge, England.
REVISION
</b><br>
<P>
Last updated: 08 December 2021
Last updated: 22 December 2021
<br>
Copyright &copy; 1997-2021 University of Cambridge.
<br>