public increment ( string $key, integer $offset = 1, integer $initial, integer $expire ) : integer | boolean | ||
$key | string | |
$offset | integer | Value to increment with |
$initial | integer | Initial value (if item doesn't yet exist) |
$expire | integer | Time when item falls out of the cache: 0 = permanent (doesn't expires); under 2592000 (30 days) = relative time, in seconds from now; over 2592000 = absolute time, unix timestamp |
return | integer | boolean | New value or false on failure |