Function zremCommand

app/redis-6.2.6/src/t_zset.c:1856–1881

}

void zremCommand(client *c) {
    robj *key = c->argv[1];
    robj *zobj;
    int deleted = 0, keyremoved = 0, j;

    if ((zobj = lookupKeyWriteOrReply(c,key,shared.czero)) == NULL ||
        checkType(c,zobj,OBJ_ZSET)) return;

    for (j = 2; j < c->argc; j++) {
        if (zsetDel(zobj,c->argv[j]->ptr)) deleted++;
        if (zsetLength(zobj) == 0) {
            dbDelete(c->db,key);
            keyremoved = 1;
            break;
        }
    }

    if (deleted) {
        notifyKeyspaceEvent(NOTIFY_ZSET,"zrem",key,c->db->id);
        if (keyremoved)
            notifyKeyspaceEvent(NOTIFY_GENERIC,"del",key,c->db->id);
        signalModifiedKey(c,c->db,key);
        server.dirty += deleted;
    }
    addReplyLongLong(c,deleted);
}

typedef enum {
    ZRANGE_AUTO = 0,