git.m6w6.name Git - awesomized/libmemcached/blob - docs/man/memcached_exist_by_key.3

   1 .TH "MEMCACHED_EXIST_BY_KEY" "3" "October 18, 2011" "1.01" "libmemcached"
   2 .SH NAME
   3 memcached_exist_by_key \- libmemcached Documentation
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  32 .
  33 .SH SYNOPSIS
  34 .sp
  35 #include <libmemcached/memcached.h>
  36 .INDENT 0.0
  37 .TP
  38 .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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  41 .TP
  42 .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)
  43 .sp
  44 New in version 0.53.
  45 .UNINDENT
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  47 Compile and link with \-lmemcached
  48 .SH DESCRIPTION
  49 .sp
  50 \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.
  51 .SH RETURN
  52 .sp
  53 \fI\%memcached_exist()\fP sets error to
  54 to \fBMEMCACHED_SUCCESS\fP upon finding that the key exists.
  55 \fBMEMCACHED_NOTFOUND\fP will be return if the key is not found.
  56 .SH HOME
  57 .sp
  58 To find out more information please check:
  59 \fI\%http://libmemcached.org/\fP
  60 .SH SEE ALSO
  61 .sp
  62 \fImemcached(1)\fP \fIlibmemcached(3)\fP \fImemcached_strerror(3)\fP
  63 .SH AUTHOR
  64 Brian Aker
  65 .SH COPYRIGHT
  66 2011, Brian Aker DataDifferential, http://datadifferential.com/
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