allows for values in the range 0 to 0x7FFFFFFF. Note that not all of those are
valid Unicode code points, or indeed valid UTF-8 characters according to the
later rules in RFC 3629.
</P>
<br><a name="SEC6" href="#TOC1">THE ALTERNATIVE MATCHING FUNCTION</a><br>
<P>
By default, <b>pcretest</b> uses the standard PCRE matching function,
<b>pcre_exec()</b> to match each data line. From release 6.0, PCRE supports an
alternative matching function, <b>pcre_dfa_test()</b>, which operates in a
different way, and has s