Kotlin Program to Check Whether a Number is Positive or Negative

fun main(args: Array<String>) {

    val number = 12.3

    if (number < 0.0)
        println("$number is a negative number.")
    else if (number > 0.0)
        println("$number is a positive number.")
    else
        println("$number is 0.")
}

Output::

12.3 is a positive number.