sources/kotlin/helloWorld.kt

package demo

fun getGreeting(): String {
    val words = mutableListOf<String>()
    words.add("Hello,")
    words.add("world!")

    return words.joinToString(separator = " ")
}

fun main(args: Array<String>) {
    println(getGreeting())
}

val text = """
    for (c in "foo")
        print(c)
"""

val texttrim = """
    |Tell me and I forget.
    |Teach me and I remember.
    |Involve me and I learn.
    |(Benjamin Franklin)
    """.trimMargin()

val price = """
${'$'}9.99
"""