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      3 <title>pcre_copy_substring specification</title>
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      6 <h1>pcre_copy_substring man page</h1>
      7 <p>
      8 Return to the <a href="index.html">PCRE index page</a>.
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     10 <p>
     11 This page is part of the PCRE HTML documentation. It was generated automatically
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     14 <br>
     15 <br><b>
     16 SYNOPSIS
     17 </b><br>
     18 <P>
     19 <b>#include &#60;pcre.h&#62;</b>
     20 </P>
     21 <P>
     22 <b>int pcre_copy_substring(const char *<i>subject</i>, int *<i>ovector</i>,</b>
     23 <b>     int <i>stringcount</i>, int <i>stringnumber</i>, char *<i>buffer</i>,</b>
     24 <b>     int <i>buffersize</i>);</b>
     25 <br>
     26 <br>
     27 <b>int pcre16_copy_substring(PCRE_SPTR16 <i>subject</i>, int *<i>ovector</i>,</b>
     28 <b>     int <i>stringcount</i>, int <i>stringnumber</i>, PCRE_UCHAR16 *<i>buffer</i>,</b>
     29 <b>     int <i>buffersize</i>);</b>
     30 <br>
     31 <br>
     32 <b>int pcre32_copy_substring(PCRE_SPTR32 <i>subject</i>, int *<i>ovector</i>,</b>
     33 <b>     int <i>stringcount</i>, int <i>stringnumber</i>, PCRE_UCHAR32 *<i>buffer</i>,</b>
     34 <b>     int <i>buffersize</i>);</b>
     35 </P>
     36 <br><b>
     37 DESCRIPTION
     38 </b><br>
     39 <P>
     40 This is a convenience function for extracting a captured substring into a given
     41 buffer. The arguments are:
     42 <pre>
     43   <i>subject</i>       Subject that has been successfully matched
     44   <i>ovector</i>       Offset vector that <b>pcre[16|32]_exec()</b> used
     45   <i>stringcount</i>   Value returned by <b>pcre[16|32]_exec()</b>
     46   <i>stringnumber</i>  Number of the required substring
     47   <i>buffer</i>        Buffer to receive the string
     48   <i>buffersize</i>    Size of buffer
     49 </pre>
     50 The yield is the length of the string, PCRE_ERROR_NOMEMORY if the buffer was
     51 too small, or PCRE_ERROR_NOSUBSTRING if the string number is invalid.
     52 </P>
     53 <P>
     54 There is a complete description of the PCRE native API in the
     55 <a href="pcreapi.html"><b>pcreapi</b></a>
     56 page and a description of the POSIX API in the
     57 <a href="pcreposix.html"><b>pcreposix</b></a>
     58 page.
     59 <p>
     60 Return to the <a href="index.html">PCRE index page</a>.
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     62