=========================================== memcached_touch, memcached_touch_by_key =========================================== .. index:: object: memcached_st -------- SYNOPSIS -------- #include .. c:function:: memcached_return_t memcached_touch (memcached_st *ptr, const char *key, size_t key_length, time_t expiration) .. c:function:: 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) Compile and link with -lmemcached ----------- DESCRIPTION ----------- :c:func:`memcached_touch` is used to update the expiration time on an existing key. :c:func:`memcached_touch_by_key` works the same, but it takes a master key to find the given value. ------ RETURN ------ A value of type :c:type:`memcached_return_t` is returned On success that value will be :c:type:`MEMCACHED_SUCCESS`. Use :c:func:`memcached_strerror` to translate this value to a printable string. ---- HOME ---- To find out more information please check: `http://libmemcached.org/ `_ ------ AUTHOR ------ Brian Aker, -------- SEE ALSO -------- :manpage:`memcached(1)` :manpage:`libmemcached(3)` :manpage:`memcached_strerror(3)`