1# ArkTS
2
3- ArkTS APIs
4  - [@arkts.collections (ArkTS Collections)](js-apis-arkts-collections.md)
5  - [@arkts.lang (ArkTS Base Capability)](js-apis-arkts-lang.md)
6  - [@arkts.math.Decimal (High-Precision Math Library Decimal)](js-apis-arkts-decimal.md)
7  - [@arkts.utils (ArkTS Utils)](js-apis-arkts-utils.md)
8  - [@ohos.buffer (Buffer)](js-apis-buffer.md)
9  - [@ohos.convertxml (XML-to-JavaScript Conversion)](js-apis-convertxml.md)
10  - [@ohos.process (Obtaining Process Information)](js-apis-process.md)
11  - [@ohos.taskpool (Using the Task Pool)](js-apis-taskpool.md)
12  - [@ohos.uri (URI String Parsing)](js-apis-uri.md)
13  - [@ohos.url (URL String Parsing)](js-apis-url.md)
14  - [@ohos.util (util)](js-apis-util.md)
15  - [@ohos.util.ArrayList (Linear Container ArrayList)](js-apis-arraylist.md)
16  - [@ohos.util.Deque (Linear Container Deque)](js-apis-deque.md)
17  - [@ohos.util.HashMap (Nonlinear Container HashMap)](js-apis-hashmap.md)
18  - [@ohos.util.HashSet (Nonlinear Container HashSet)](js-apis-hashset.md)
19  - [@ohos.util.json (JSON Parsing and Generation)](js-apis-json.md)
20  - [@ohos.util.LightWeightMap (Nonlinear Container LightWeightMap)](js-apis-lightweightmap.md)
21  - [@ohos.util.LightWeightSet (Nonlinear Container LightWeightSet)](js-apis-lightweightset.md)
22  - [@ohos.util.LinkedList (Linear Container LinkedList)](js-apis-linkedlist.md)
23  - [@ohos.util.List (Linear Container List)](js-apis-list.md)
24  - [@ohos.util.PlainArray (Nonlinear Container PlainArray)](js-apis-plainarray.md)
25  - [@ohos.util.Queue (Linear Container Queue)](js-apis-queue.md)
26  - [@ohos.util.Stack (Linear Container Stack)](js-apis-stack.md)
27  - [@ohos.util.stream (Data Stream Base Class)](js-apis-stream.md)
28  - [@ohos.util.TreeMap (Nonlinear Container TreeMap)](js-apis-treemap.md)
29  - [@ohos.util.TreeSet (Nonlinear Container TreeSet)](js-apis-treeset.md)
30  - [@ohos.worker (Starting the Worker)](js-apis-worker.md)
31  - [@ohos.xml (XML Parsing and Generation)](js-apis-xml.md)
32  - APIs No Longer Maintained
33    - [@ohos.util.Vector (Linear Container Vector)](js-apis-vector.md)
34- Error Codes
35  - [Common Library Error Codes](errorcode-utils.md)
36