You can look up Riverside Hotel FT Lauderdale on Tripadvisor.com in the search box and read all the reviews that past customers have posted. It is a wonderful tool that I use every time I need to find a hotel.
I took a quick look at "Riverside Hotel Ft. Lauderdale"
and I believe it had 78 previous customer reviews. It should give you a good sense of the place. I hope it helps.