public function increment($key, $offset = 1)
    {
        $key = $this->_key($key);

        return xcache_inc($key, $offset);
    }
public function increment($key, $offset = 1)
    {
        $key = $this->_key($key);

        return xcache_inc($key, $offset);
    }
public function increment ( $ key , $ offset = 1 ) { $ key = $ this -> _key ( $ key ) ; return xcache_inc ( $ key , $ offset ) ; }
Increments the value of an integer cached key
If the cache key is not an integer it will be treated as 0

@param string $key Identifier for the data
@param int $offset How much to increment
@return bool|int New incremented value, false otherwise
Increments the value of an integer cached key If the cache key is not an integer it will be treated as 0