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Diffstat (limited to 'doc/html/pcreapi.html')
| -rw-r--r-- | doc/html/pcreapi.html | 36 |
1 files changed, 31 insertions, 5 deletions
diff --git a/doc/html/pcreapi.html b/doc/html/pcreapi.html index cd90766..9ddae5b 100644 --- a/doc/html/pcreapi.html +++ b/doc/html/pcreapi.html @@ -649,6 +649,23 @@ character). Thus, the pattern AB]CD becomes illegal when this option is set. string (by default this causes the current matching alternative to fail). A pattern such as (\1)(a) succeeds when this option is set (assuming it can find an "a" in the subject), whereas it fails by default, for Perl compatibility. +</P> +<P> +(3) \U matches an upper case "U" character; by default \U causes a compile +time error (Perl uses \U to upper case subsequent characters). +</P> +<P> +(4) \u matches a lower case "u" character unless it is followed by four +hexadecimal digits, in which case the hexadecimal number defines the code point +to match. By default, \u causes a compile time error (Perl uses it to upper +case the following character). +</P> +<P> +(5) \x matches a lower case "x" character unless it is followed by two +hexadecimal digits, in which case the hexadecimal number defines the code point +to match. By default, as in Perl, a hexadecimal number is always expected after +\x, but it may have zero, one, or two digits (so, for example, \xz matches a +binary zero character followed by z). <pre> PCRE_MULTILINE </pre> @@ -1127,6 +1144,12 @@ particular pattern. See the <a href="pcrejit.html"><b>pcrejit</b></a> documentation for details of what can and cannot be handled. <pre> + PCRE_INFO_JITSIZE +</pre> +If the pattern was successfully studied with the PCRE_STUDY_JIT_COMPILE option, +return the size of the JIT compiled code, otherwise return zero. The fourth +argument should point to a <b>size_t</b> variable. +<pre> PCRE_INFO_LASTLITERAL </pre> Return the value of the rightmost literal byte that must exist in any matched @@ -1235,10 +1258,13 @@ For such patterns, the PCRE_ANCHORED bit is set in the options returned by <pre> PCRE_INFO_SIZE </pre> -Return the size of the compiled pattern, that is, the value that was passed as -the argument to <b>pcre_malloc()</b> when PCRE was getting memory in which to -place the compiled data. The fourth argument should point to a <b>size_t</b> -variable. +Return the size of the compiled pattern. The fourth argument should point to a +<b>size_t</b> variable. This value does not include the size of the <b>pcre</b> +structure that is returned by <b>pcre_compile()</b>. The value that is passed as +the argument to <b>pcre_malloc()</b> when <b>pcre_compile()</b> is getting memory +in which to place the compiled data is the value returned by this option plus +the size of the <b>pcre</b> structure. Studying a compiled pattern, with or +without JIT, does not alter the value returned by this option. <pre> PCRE_INFO_STUDYSIZE </pre> @@ -2486,7 +2512,7 @@ Cambridge CB2 3QH, England. </P> <br><a name="SEC24" href="#TOC1">REVISION</a><br> <P> -Last updated: 23 September 2011 +Last updated: 02 December 2011 <br> Copyright © 1997-2011 University of Cambridge. <br> |