array.sesan

let array = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];

println(push(array, 11));
println(pop(array));
println(shift(array));
println(unshift(array, 0));
println(slice(array, 1, 5));

println(array); // no change

println(repeat('foo', 5));
println(repeat(3));

forEach(array, func(value, index) println(value, index));

forEach([1, 2, 3, 4, 5, 6, 7, 8, 9], func (value, index) {
    if (index == 5) { return false; };        // break
    if (value % 2 == 0) { return true; };     // continue

    println(index, value);
});

forEach(true, func (index) {
    if (index == 10) { return false; };       // break
    if (value % 2 == 0) { return true; };     // continue

    print(index, '');
});

println();

println(reduce(array, func (prev, curr) prev + curr, 0));

println(map([1, 2, 3], func (x) x * 10));