Function intsetRandom

src/intset.c:262–266

Return random member */

/* Return random member */
int64_t intsetRandom(intset *is) {
    uint32_t len = intrev32ifbe(is->length);
    assert(len); /* avoid division by zero on corrupt intset payload. */
    return _intsetGet(is,rand()%len);
}

/* Get the value at the given position. When this position is
 * out of range the function returns 0, when in range it returns 1. */