NAME¶
memcached_exist - libmemcached Documentation
SYNOPSIS¶
#include <libmemcached/memcached.h>
- memcached_return_t memcached_exist(memcached_st *ptr,
char *key, size_t *key_length)
- memcached_return_t
memcached_exist_by_key(memcached_st *ptr,
char *group_key, size_t *group_key_length,
char *key, size_t *key_length)
- New in version 0.53.
Compile and link with -lmemcached
DESCRIPTION¶
memcached_exist() 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.
RETURN¶
memcached_exist() sets error to to MEMCACHED_SUCCESS upon finding
that the key exists. MEMCACHED_NOTFOUND will be return if the key is
not found.