codinginflow

fun main() {
    println("Hello, world!")
}

codinginflow

fun main() {
    val userName = "Florian"
    var age = 28

    println("Hello, world! My name is $userName. I am $age years old. In 2 years, I'll be ${age + 2}.")
}

codinginflow

fun main() {
    val exampleString = "\"Florian\nWalther\""
    val exampleRawString = """ "Florian
Walther" """
    print(exampleRawString)

    val exampleNumber: Double
    exampleNumber = 2_000_000.12
    val exampleLong: Long = exampleNumber.toLong()

codinginflow

fun main() {
    var a = 5
    val b = 3.0

    println("a = " + a + " b = " + b)

    println("a + b = ${a + b}")
    println("a - b = ${a - b}")
    println("a * b = ${a * b}")
    println("a / b = ${a / b}")

codinginflow

fun main() {
    var a = 5
    val b = 3.0

    println("a = " + a + " b = " + b)

    println("a + b = ${a + b}")
    println("a - b = ${a - b}")
    println("a * b = ${a * b}")
    println("a / b = ${a / b}")

codinginflow

fun main() {
    var a = 5
    val b = a.toLong()

    println("a = " + a + " b = " + b)

   // println("a + b = ${a + b}")
    println("a - b = ${a - b}") // subtracts b from a
    println("a * b = ${a * b}")
    println("a / b = ${a / b}")

codinginflow

fun main() {
    val names = arrayOf("Jim", "John", "Jenny", "Jamie")

    names[0] = "Jeremy"

    println("Number of elements: ${names.size}")
    println("First element: ${names[0]}")
    println("Last element: ${names[2]}")
}

codinginflow

fun main() {
    val names = arrayOf("Jim", "John", "Jenny", "Jamie")

    //for (name in names) println(name)

    names.indices
    //Index: ___ Element: ___

    //for (i in 1..10) println(i)

codinginflow

fun main() {
    println("2 > 1 is ${2 > 1}")
    println("2 < 1 is ${2 < 1}")
    println("1 >= 1 is ${1 >= 1}")

    println("1 == 1 is ${1 == 1}")
    println("1 == 2 is ${1 == 2}")
    println("1 != 2 is ${1 != 2}")

    println("!(2 > 1) is ${!(2 > 1)}")

codinginflow

fun main() {
    var i = 0

    outer@ do {
        println(i)
        i++
        //continue

        var j = 0