function copy(from, to) {
    for (var attr in to) {
        if (from.hasOwnProperty(attr)) {
            to[attr] = from[attr];
        }
    }
}
function findByNumberCopy(list, from) {
    var to = Enumerable.from(list).where(function (o) { return o.number === from.number; }).firstOrDefault();
    if (to) {
        copy(from, to);
    }
}