Source code in the ecstasy programming language

module LoopForEach {
    @Inject Console console;
    void run() {
        val vals = [10, 20, 30, 40];
        console.print("Array of values:");
        Loop: for (val val : vals) {
            console.print($"  value #{Loop.count + 1}: {val}");
        }

        Map pairs = ["x"=42, "y"=69];
        console.print("\nKeys and values:");
        for ((String key, Int val) : pairs) {
            console.print($"  {key}={val}");
        }
        console.print("\nJust the keys:");
        Loop: for (String key : pairs) {
            console.print($"  key #{Loop.count + 1}: {key}");
        }

        console.print("\nValues from a range:");
        for (Int n : 1..5) {
            console.print($"  {n}");
        }
    }
}