Total up the cost of all items in an Amazon wishlist

gistfile1.js

var list = $$("#item-page-wrapper .list-items table tbody .lineItemMainInfo .lineItemPart strong");
var total=0;
for(i=0; i<list.length;i++){
  total += parseFloat(list[i].innerText.replace("$",""));
}
alert(list.length+" items for a total of: $"+total.toFixed(2));

Latest Version:

$$('.a-price').map(_ => _.firstChild.innerText.replace('$', '')).map(_ => parseFloat(_)).reduce((a, v) => a + v)