Function UArray_swapIndex_withIndex_

libs/basekit/source/UArray_string.c:195–206

// swap

BASEKIT_API void UArray_swapIndex_withIndex_(UArray *self, size_t i, size_t j) {
    size_t itemSize = self->itemSize;
    uint8_t *data = self->data;
    void *ip = data + i * itemSize;
    void *jp = data + j * itemSize;
    UArrayValueUnion b;

    memcpy(&b, ip, sizeof(UArray));
    memcpy(ip, jp, sizeof(UArray));
    memcpy(jp, &b, sizeof(UArray));
    UArray_changed(self);
}

// reverse