Default Parameter Values - Example

fun main(){
    printMessage("Hello")
    printMessageWithPrefix("Hello", "Log")
    printMessageWithPrefix("Hello")
    printMessageWithPrefix(prefix = "Log", message = "Hello")
}


fun printMessage(message: String) {
    println(message)
}

fun printMessageWithPrefix(message: String, prefix: String = "Info") {
    println("[$prefix] $message")
}

Result
Hello
[Log] Hello
[Info] Hello
[Log] Hello