Note: Unlike many other mechanisms in PHP, variables stored using apc_store() will persist between requests (until the value is removed from the cache).
Store the variable using this name.
cache-unique, so storing a second value with the same
key will overwrite the original value.
The variable to store
Time To Live; store
var in the cache for
ttl seconds. After the
ttl has passed, the stored variable will be
expunged from the cache (on the next request). If no
is supplied (or if the
0), the value will persist until it is removed from
the cache manually, or otherwise fails to exist in the cache (clear,