CI_Cache::increment PHP Method

Increment a raw value

public increment ( string $id, integer $offset = 1 ) : mixed
$id	string	Cache ID
$offset	integer	Step/value to add
return	mixed	New value on success or FALSE on failure

    public function increment($id, $offset = 1)
    {
        return $this->{$this->_adapter}->increment($this->key_prefix . $id, $offset);
    }

CI_Cache