Empty

MAIN {
    let 'xs': list[int32] = [];
    list.append[lend.mut 'xs', value 7];
    list.append[lend.mut 'xs', value 8];
    std::print.useful['xs', " ", list.length[lend 'xs'], newln];
    let 'ys' := list.empty;
    std::print.useful[list.length[lend 'ys'], newln];
    list.append[lend.mut 'ys', value "a"];
    std::print.useful['ys', newln];
}