Sort Array

var input = [
    [5, 4, 3, 2, 1],
    [12, 12, 50, 2, 6, 22, 51, 712, 6, 3, 3]
];

// selection sort
function sortArray(value) {
    if (!Array.isArray(value)) {
        console.error('Invalid input!');
        return;
    }
    var smallest;
    var len_1 = value.length - 1;
    for (var i = 0; i < len_1; i++) {
        smallest = findSmallest(value, i);
        value.splice(smallest.pos, 1);
        value.splice(i, 0, smallest.el);
    }
    console.log(value);
}
function findSmallest(array, from) {
    var smallestEl = Number.MAX_VALUE;
    var smallestPos;
    for (var i = from; i < array.length; i++) {
        if (array[i] < smallestEl) {
            smallestEl = array[i];
            smallestPos = i;
        }
    }
    return { el: smallestEl, pos: smallestPos };
}

input.forEach(sortArray);