src/Storage/Memcached.php
public function write($uid, $mixed) {
        $this->alloc();
        return $this->memcached->set($uid, $mixed);
    }
public function write($uid, $mixed) {
        $this->alloc();
        return $this->memcached->set($uid, $mixed);
    }
Write datas on $uid key
@param mixed $uid
@param mixed $mixed