:sig
String memcache_get(u64 connection, String key, String default_value = "")

:params
connection : connection handle
key : key string
default_value : optional default value
return value : value that was returned by the Memcache server

:see
>memcache

:content
Retrieves a value from an existing Memcache connection.

If the key is missing, `default_value` is returned instead.

Related:

- PHP: `Memcache` or `Memcached` methods such as `get()`, `set()`, `delete()`, and `getMulti()`
- JavaScript / Node.js: clients such as `memjs`, `memcached`, or similar Memcached packages