func To(to goutil.Number) channel.NumberChannel {
ch := channel.NewNumberChannel()
go positiveRange(0, to, 1, ch)
return ch
}
func FromToStep(from, to, step goutil.Number) channel.NumberChannel {
ch := channel.NewNumberChannel()
if step > 0 {
//If the Step is positive then wait for v to be greater than Stop
go positiveRange(from, to, step, ch)
} else {
//And vice versa, if negative, we need to wait for v to be lesser
go negativeRange(from, to, step, ch)
}
return ch
}