Function hmgetCommand

app/redis-6.2.6/src/t_hash.c:815–828

}

void hmgetCommand(client *c) {
    robj *o;
    int i;

    /* Don't abort when the key cannot be found. Non-existing keys are empty
     * hashes, where HMGET should respond with a series of null bulks. */
    o = lookupKeyRead(c->db, c->argv[1]);
    if (checkType(c,o,OBJ_HASH)) return;

    addReplyArrayLen(c, c->argc-2);
    for (i = 2; i < c->argc; i++) {
        addHashFieldToReply(c, o, c->argv[i]->ptr);
    }
}

void hdelCommand(client *c) {
    robj *o;