maliciousDomainsBloomFilterExample.swift

let badDomains = BloomFilter<String>(size: 1024, hashFunctions: [djb2, sdbm])
badDomains.insert("badguys.com")
badDomains.insert("drevil.me")
badDomains.insert("virus.io")

let websiteToLoad = NSURL(string: "http://virus.io")
if let validDomain = websiteToLoad?.host {
    if badDomains.query(validDomain) {
        print("The website is most likely bad!")
    } else {
        print("This website doesn't exist in our dossier. Let's proceed.")
    }
}