Man page - memcached_touch(3)

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Manual

MEMCACHED_TOUCH

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUE
SEE ALSO

NAME

memcached_touch - libmemcached Documentation

SYNOPSIS

#include <libmemcached/memcached.h>

Compile and link with -lmemcached

memcached_return_t memcached_touch( memcached_st *ptr, const char *key,
size_t key_length, time_t expiration)

Parameters

ptr -- pointer to initialized memcached_st struct

key -- the key to touch

key_length -- the length of key without any terminating zero

expiration -- new expiration as a unix timestamp or as relative expiration time in seconds

Returns

memcached_return_t indicating success

memcached_return_t memcached_touch_by_key( memcached_st *ptr, const char
*group_key, size_t group_key_length, const char *key, size_t
key_length, time_t expiration)

Parameters

ptr -- pointer to initialized memcached_st struct

group_key -- the key namespace

group_key_length -- the length of group_key without any terminating zero

key -- the key to touch

key_length -- the length of key without any terminating zero

expiration -- new expiration as a unix timestamp or as relative expiration time in seconds

Returns

memcached_return_t indicating success

DESCRIPTION

memcached_touch() is used to update the expiration time on an existing key. memcached_touch_by_key() works the same, but it takes a master key to find the given value.

RETURN VALUE

A value of type memcached_return_t is returned. On success that value will be MEMCACHED_SUCCESS . Use memcached_strerror() to translate this value to a printable string.

SEE ALSO

memcached(1) libmemcached(3) memcached_strerror(3)