Question

[Daman1208]

Is there any option of conditional append?? e.g, append some variable if it is not nil

[evermeer]

you have to make sure it's not optional. So if you want to append an optional string you will get code like this:

let s1: String? = "asdf"
let s2: String? = "jkl"
let a = (s1 ?? "").red.append(s2 ?? "").green