другой способ для Loop JS
let archive = [],
keys = Object.keys(localStorage),
i = 0, key; // defining multiple variables with let ..., ..., ...;
// key = null => initial value of key
// keys[i] => iterating through the keys array.
// when you reach keys[i] = key (null), then stop. End of array
// keys[12] = key = null
for (; key = keys[i]; i++) {
// archive.push( key + '=' + localStorage.getItem(key));
//CREATING array of OBJECT
archive.push({keysalvato: key, valuesalvato: localStorage.getItem(key)})
}
Ill Iguana