=head1 NAME
memcached_increment, memcached_decrement,
-memcached_increment_with_initial, memcached_decrement_with_initial
+memcached_increment_with_initial, memcached_decrement_with_initial - Manipulate
+counters
=head1 LIBRARY
time_t expiration,
uint64_t *value);
+ memcached_return
+ memcached_increment_by_key (memcached_st *ptr,
+ const char *master_key, size_t master_key_length,
+ const char *key, size_t key_length,
+ unsigned int offset,
+ uint64_t *value);
+
+ memcached_return
+ memcached_decrement_by_key (memcached_st *ptr,
+ const char *master_key, size_t master_key_length,
+ const char *key, size_t key_length,
+ unsigned int offset,
+ uint64_t *value);
+
+ memcached_return
+ memcached_increment_with_initial_by_key (memcached_st *ptr,
+ const char *master_key,
+ size_t master_key_length,
+ const char *key,
+ size_t key_length,
+ uint64_t offset,
+ uint64_t initial,
+ time_t expiration,
+ uint64_t *value);
+
+ memcached_return
+ memcached_decrement_with_initial_by_key (memcached_st *ptr,
+ const char *master_key,
+ size_t master_key_length,
+ const char *key,
+ size_t key_length,
+ uint64_t offset,
+ uint64_t initial,
+ time_t expiration,
+ uint64_t *value);
+
=head1 DESCRIPTION
memcached(1) servers have the ability to increment and decrement keys
flags will be set to zero.The value is then returned via the unsigned int
value pointer you pass to it.
+memcached_increment_by_key(), memcached_decrement_by_key(),
+memcached_increment_with_initial_by_key(), and
+memcached_decrement_with_initial_by_key() are master key equivalents of the
+above.
+
=head1 RETURN
A value of type C<memcached_return> is returned.