.\" Man page generated from reStructuredText.
.
.
.nr rst2man-indent-level 0
.
.de1 rstReportMargin
\\$1 \\n[an-margin]
level \\n[rst2man-indent-level]
level margin: \\n[rst2man-indent\\n[rst2man-indent-level]]
-
\\n[rst2man-indent0]
\\n[rst2man-indent1]
\\n[rst2man-indent2]
..
.de1 INDENT
.\" .rstReportMargin pre:
. RS \\$1
. nr rst2man-indent\\n[rst2man-indent-level] \\n[an-margin]
. nr rst2man-indent-level +1
.\" .rstReportMargin post:
..
.de UNINDENT
. RE
.\" indent \\n[an-margin]
.\" old: \\n[rst2man-indent\\n[rst2man-indent-level]]
.nr rst2man-indent-level -1
.\" new: \\n[rst2man-indent\\n[rst2man-indent-level]]
.in \\n[rst2man-indent\\n[rst2man-indent-level]]u
..
.TH "MEMCACHED_EXIST" "3" "May 01, 2024" "1.1" "libmemcached-awesome"
.SH NAME
memcached_exist \- libmemcached Documentation
.SH SYNOPSIS
.INDENT 0.0
.TP
.B #include <libmemcached/memcached.h>
Compile and link with \-lmemcached
.UNINDENT
.INDENT 0.0
.TP
.B \X'tty: link #_CPPv418memcached_return_t'\fI\%memcached_return_t\fP\X'tty: link' memcached_exist(\X'tty: link #_CPPv412memcached_st'\fI\%memcached_st\fP\X'tty: link' *ptr, char *key, size_t *key_length) 
.UNINDENT
.INDENT 0.0
.TP
.B \X'tty: link #_CPPv418memcached_return_t'\fI\%memcached_return_t\fP\X'tty: link' memcached_exist_by_key(\X'tty: link #_CPPv412memcached_st'\fI\%memcached_st\fP\X'tty: link' *ptr, char *group_key, size_t *group_key_length, char *key, size_t *key_length) 
.INDENT 7.0
.TP
.B Parameters
.INDENT 7.0
.IP \(bu 2
\fBptr\fP \-\- pointer to an initialized \X'tty: link #_CPPv412memcached_st'\fI\%memcached_st\fP\X'tty: link' struct
.IP \(bu 2
\fBgroup_key\fP \-\- the key namespace
.IP \(bu 2
\fBgroup_key_length\fP \-\- length of the \fI\%group_key\fP without any terminating zero
.IP \(bu 2
\fBkey\fP \-\- the key to check
.IP \(bu 2
\fBkey_length\fP \-\- length of the \fI\%key\fP without any terminating zero
.UNINDENT
.TP
.B Returns
\X'tty: link #_CPPv418memcached_return_t'\fI\%memcached_return_t\fP\X'tty: link' indicating success
.UNINDENT
.UNINDENT
.sp
Added in version 0.53.

.SH DESCRIPTION
.sp
\fI\%memcached_exist()\fP can be used to check if a key exists.
.SH RETURN VALUE
.INDENT 0.0
.TP
.B \X'tty: link #_CPPv4N18memcached_return_t17MEMCACHED_SUCCESSE'\fI\%MEMCACHED_SUCCESS\fP\X'tty: link'
The key exists.
.TP
.B \X'tty: link #_CPPv4N18memcached_return_t18MEMCACHED_NOTFOUNDE'\fI\%MEMCACHED_NOTFOUND\fP\X'tty: link'
The key was not found.
.UNINDENT
.SH SEE ALSO
.sp
\fB\X'tty: link https://linux.die.net/man/1/memcached'\fI\%memcached(1)\fP\X'tty: link'\fP
\fB\X'tty: link https://linux.die.net/man/3/libmemcached'\fI\%libmemcached(3)\fP\X'tty: link'\fP
\fB\X'tty: link https://linux.die.net/man/3/memcached_strerror'\fI\%memcached_strerror(3)\fP\X'tty: link'\fP
.\" Generated by docutils manpage writer.
.