func iOSModelHelper() {
let model = Device.model()
let allPhones = Device.Model.allPhones
if allPhones.contains(model) {
print("Current device belong to iPhone ")
}
let allSimulatorPhones = Device.Model.allSimulatorPhones
if allSimulatorPhones.contains(model) {
print("Current device belong to iPhone Simulator")
}
}