SwiftIntegerChecker.swift
// To check if a number is between a range, don't do
if number >=0 && number <= 100 {
}
// Use range and news operators instead :
if 0...100 ~= number {
}
// To check if a number is between a range, don't do
if number >=0 && number <= 100 {
}
// Use range and news operators instead :
if 0...100 ~= number {
}