1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
|
---
title: storage.StorageArea
slug: Mozilla/Add-ons/WebExtensions/API/storage/StorageArea
tags:
- API
- Add-ons
- Extensions
- NeedsTranslation
- Non-standard
- Reference
- Storage
- StorageArea
- TopicStub
- Type
- WebExtensions
translation_of: Mozilla/Add-ons/WebExtensions/API/storage/StorageArea
---
<div>{{AddonSidebar()}}</div>
<p>StorageArea is an object representing a storage area.</p>
<h2 id="Type">Type</h2>
<p>Values of this type are objects.</p>
<h2 id="Methods">Methods</h2>
<dl>
<dt>{{WebExtAPIRef("storage.StorageArea.get()")}}</dt>
<dd>Retrieves one or more items from the storage area.</dd>
<dt>{{WebExtAPIRef("storage.StorageArea.getBytesInUse()")}}</dt>
<dd>Gets the amount of storage space (in bytes) used one or more items being stored in the storage area.</dd>
<dt>{{WebExtAPIRef("storage.StorageArea.set()")}}</dt>
<dd>Stores one or more items in the storage area. If an item already exists, its value will be updated.</dd>
<dt>{{WebExtAPIRef("storage.StorageArea.remove()")}}</dt>
<dd>Removes one or more items from the storage area.</dd>
<dt>{{WebExtAPIRef("storage.StorageArea.clear()")}}</dt>
<dd>Removes all items from the storage area.</dd>
</dl>
<h2 id="Browser_compatibility">Browser compatibility</h2>
<p>{{Compat("webextensions.api.storage.StorageArea")}}</p>
<p>{{WebExtExamples}}</p>
<div class="note"><strong>Acknowledgements</strong>
<p>This API is based on Chromium's <a href="https://developer.chrome.com/extensions/storage#type-StorageArea"><code>chrome.storage</code></a> API. This documentation is derived from <a href="https://chromium.googlesource.com/chromium/src/+/master/extensions/common/api/storage.json"><code>storage.json</code></a> in the Chromium code.</p>
<p>Microsoft Edge compatibility data is supplied by Microsoft Corporation and is included here under the Creative Commons Attribution 3.0 United States License.</p>
</div>
<div class="hidden">
<pre>// Copyright 2015 The Chromium Authors. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
</pre>
</div>
|
