Swift: Random number for 64-bit integers?

Question

So, with my current project, I need to work with 64-bit integers and I need to grab random numbers between ranges up to 100 billion. arc4random()/arc4random_uniform() only w

Answer 1

Perhaps you can compose it of two 32 bit integers:

var random64 = Int64(arc4random()) + (Int64(arc4random()) << 32)