fn walk(indent: usize, handle: Handle) -> Vec<String> {
    let mut resource_list = vec!();
    ...
        resource_list.push(replace(&mut attr.value.to_string(), String::new()));
    ...

    for i in resource_list.iter(){      //prints as expected
        println!("{}", i);
    }

    resource_list
}



fn main() {
    let resource_list = walk(0, dom.document);

    println!("{}", resource_list.len());    //0
    for i in resource_list.iter(){          //doesn't print anything
        println!("{}", i);
    }



}