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PCRE_COPY_SUBSTRING(3) PCRE_COPY_SUBSTRING(3) NAME PCRE - Perl-compatible regular expressions SYNOPSIS #include <pcre.h> int pcre_copy_substring(const char *subject, int *ovector, int stringcount, int stringnumber, char *buffer, int buffersize); DESCRIPTION This is a convenience function for extracting a captured substring into a given buffer. The arguments are: subject Subject that has been successfully matched ovector Offset vector that pcre_exec() used stringcount Value returned by pcre_exec() stringnumber Number of the required substring buffer Buffer to receive the string buffersize Size of buffer The yield is the length of the string, PCRE_ERROR_NOMEMORY if the buffer was too small, or PCRE_ERROR_NOSUBSTRING if the string number is invalid. There is a complete description of the PCRE native API in the pcreapi page and a description of the POSIX API in the pcreposix page. PCRE_COPY_SUBSTRING(3)