PCRE\_FREE\_STUDY(3) Library Functions Manual PCRE\_FREE\_STUDY(3)

# [NAME](#NAME)

PCRE - Perl-compatible regular expressions

# [SYNOPSIS](#SYNOPSIS)

**#include <pcre.h>**

**void pcre\_free\_study(pcre\_extra \**extra*);**

**void pcre16\_free\_study(pcre16\_extra \**extra*);**

**void pcre32\_free\_study(pcre32\_extra \**extra*);**

# [DESCRIPTION](#DESCRIPTION)

This function is used to free the memory used for the data generated by a call to **pcre\[16|32]\_study()** when it is no longer needed. The argument must be the result of such a call.

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.

24 June 2012 PCRE 8.30

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Document: pcre_free_study(3) from pcre 8.45-r11 (Chainguard OS)
Source: https://downloads.sourceforge.net/project/pcre/pcre/8.45/pcre-8.45.tar.bz2