Method expireSize

src/server.h:1170–1170

    bool syncDelete(robj *key);
    bool asyncDelete(robj *key);
    size_t expireSize() const { return m_numexpires; }
    int removeExpire(robj *key, dict_iter itr);
    int removeSubkeyExpire(robj *key, robj *subkey);
    void clear(void(callback)(void*));