Removing objects from an array based on another array

Question

I have two arrays like this:

var arrayA = [\"Mike\", \"James\", \"Stacey\", \"Steve\"]
var arrayB = [\"Steve\", \"Gemma\", \"James\", \"Lucy\"]

Answer 1

@francesco-vadicamo's answer in Swift 2/3/4+

 arrayA = arrayA.filter { !arrayB.contains($0) }