@@ -42,9 +42,9 @@ localStorage.setItem('test', 1);
4242alert ( localStorage .getItem (' test' // 1
4343```
4444
45- We only have to be on the same domain/port/protocol, the url path can be different.
45+ We only have to be on the same origin ( domain/port/protocol) , the url path can be different.
4646
47- The ` localStorage ` is shared, so if we set the data in one window, the change becomes visible in the other one.
47+ The ` localStorage ` is shared between all windows with the same origin , so if we set the data in one window, the change becomes visible in another one.
4848
4949## Object-like access
5050
@@ -73,7 +73,7 @@ That's allowed for historical reasons, and mostly works, but generally not recom
7373
7474## Looping over keys
7575
76- As we' ve seen, the methods provide get/set/remove functionality. But how to get all saved values or keys?
76+ As we' ve seen, the methods provide " get/set/remove by key" functionality. But how to get all saved values or keys?
7777
7878Unfortunately, storage objects are not iterable.
7979
@@ -198,7 +198,7 @@ Imagine, you have two windows with the same site in each. So `localStorage` is s
198198You might want to open this page in two browser windows to test the code below.
199199` ` `
200200
201- Now if both windows are listening for ` window.onstorage` in the other one.
201+ If both windows are listening for ` window.onstorage` in the other one.
202202
203203` ` ` js run
204204// triggers on updates made to the same storage from other documents
@@ -229,18 +229,18 @@ Web storage objects `localStorage` and `sessionStorage` allow to store key/value
229229| ` localStorage` | ` sessionStorage` |
230230| ---------------- | ------------------ |
231231| Shared between all tabs and windows with the same origin | Visible within a browser tab, including iframes from the same origin |
232- | Survives browser restart | Dies on tab close |
232+ | Survives browser restart | Survives page refresh (but not tab close) |
233233
234234API :
235235
236236- ` setItem(key, value)` -- store key/ value pair.
237237- ` getItem(key)` -- get the value by key.
238238- ` removeItem(key)` -- remove the key with its value.
239239- ` clear()` -- delete everything.
240- - ` key(index)` -- get the key on a given position .
240+ - ` key(index)` -- get the key number ` index `
241241- ` length` -- the number of stored items.
242242- Use ` Object.keys`
243- - Can use the keys as object properties, in that case ` storage` event isn' t triggered.
243+ - We access keys as object properties, in that case ` storage` event isn' t triggered.
244244
245245Storage event:
246246
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