.TH "MEMCACHED_EXIST" "3" "April 03, 2013" "1.0.17" "libmemcached"
.SH NAME
memcached_exist \- libmemcached Documentation
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.SH SYNOPSIS
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#include <libmemcached/memcached.h>
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.TP
.B memcached_return_t memcached_exist(memcached_st\fI\ *ptr\fP, char\fI\ *key\fP, size_t\fI\ *key_length\fP)
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.B memcached_return_t memcached_exist_by_key(memcached_st\fI\ *ptr\fP, char\fI\ *group_key\fP, size_t\fI\ *group_key_length\fP, char\fI\ *key\fP, size_t\fI\ *key_length\fP)
New in version 0.53.
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Compile and link with \-lmemcached
.SH DESCRIPTION
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\fI\%memcached_exist()\fP can be used to check to see if a key exists. No value is returned if the key exists, or does not exist, on the server.
.SH RETURN
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\fI\%memcached_exist()\fP sets error to
to \fBMEMCACHED_SUCCESS\fP upon finding that the key exists.
\fBMEMCACHED_NOTFOUND\fP will be return if the key is not found.
.SH HOME
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To find out more information please check:
\fI\%http://libmemcached.org/\fP
.SH SEE ALSO
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\fImemcached(1)\fP \fIlibmemcached(3)\fP \fImemcached_strerror(3)\fP
.SH AUTHOR
Brian Aker
.SH COPYRIGHT
2011-2013, Brian Aker DataDifferential, http://datadifferential.com/
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