---
metadata:
  - name: generator
    content: Diplodoc Platform v5.54.5
alternate:
  - https://yandex.com/support/metrica/en/objects/addfileextension.md
  - https://yandex.com/support/metrica/es/objects/addfileextension.md
  - https://yandex.com/support/metrica/pt/objects/addfileextension.md
  - https://yandex.com/support/metrica/ru/objects/addfileextension.md
  - https://yandex.com/support/metrica/tr/objects/addfileextension.md
  - https://yandex.com/support/metrica/zh/objects/addfileextension.md
  - href: zh/objects/addfileextension.md
    type: text/markdown
    title: Markdown version
  - href: ../llms.txt
    type: text/markdown
    title: llms.txt
---
> **Documentation Index:** Fetch the complete configuration index at https://yandex.com/support/metrica/zh/llms.txt

# addFileExtension

<!-- source: zh/_includes/code/counter-initialize/id-counter-initialize/rest-js.md -->
{% note warning %}

使用 JavaScript API 需要了解 HTML 和 JavaScript。 如果您不了解这些语言，请联系您的网站开发人员或站长。

{% endnote %}
<!-- endsource: zh/_includes/code/counter-initialize/id-counter-initialize/rest-js.md -->


跟踪具有指定扩展名的文件的下载。

```javascript
ym(XXXXXXXX, 'addFileExtension', extensions);
```


#|
||
**参数**
|
**默认值**
|
**类型**
|
**描述**
||
||
`扩展名`[*](*Параметр)
|
—
|
String \| String[]
|
设置为字符串的文件扩展名，或指定为字符串数组的扩展名列表
||
|#

^*^ 必需参数。

默认情况下，支持以下扩展名：


#|
||
- 3GP
- 7Z
- AAC
- AVI
- APK
- CSV
- DJVU
- DOCX
- EXE
|
- FLAC
- FLV
- GZ
- KEY
- MIDI
- MKA
- MKV
- MP3
- MP4
|
- MPEG
- MOV
- MSI
- OGG
- PDF
- PKG
- PPS
- PPT
- PPTX
|
- RAR
- RTF
- TXT
- WAV
- WMA
- WMV
- WMF
- XLSX
- ZIP
|||#

> # 示例
> 
> ```javascript
> ym(XXXXXXXX, 'init', {});
> ym(XXXXXXXX, 'addFileExtension', 'lzh'); // 添加一个扩展
> ym(XXXXXXXX, 'addFileExtension', ['lha', 'iff', 'ico']); // 添加多个扩展
> ```

<!-- source: zh/_includes/buttons/chat-button.md -->
[与我们聊天](https://yandex.com/chat/#/user/036e6a02-3620-9cdc-4c5e-a34667a7379e?utm_source=spravka){.button}

<!-- source: zh/_includes/styles/href-to-button.md -->

<!-- endsource: zh/_includes/styles/href-to-button.md -->
<!-- endsource: zh/_includes/buttons/chat-button.md -->

<!-- source: zh/_includes/buttons/support-button.md -->
<div class="cut-button">

{% cut "发送电子邮件" %}

<!-- source: zh/_includes/popup/id-popup/wrong-sup.md -->
请注意：我们的支持团队永远不会主动给您打电话。 请勿按照自称为 Yandex Metrica 支持团队来电者的指示操作。
<!-- endsource: zh/_includes/popup/id-popup/wrong-sup.md -->

<div style="padding: 15px;
     margin: 10px 0;
     background: #FFFFFF;
     border-radius: 10px;
     border: 1px solid var(--g-color-line-generic);">
  <iframe style="background: #FFFFFF;"
        height="700"
        width="100%"
        frameborder="0"
        src="https://forms.yandex.com/surveys/1706/?&iframe=1&lang=en">
  </iframe>
</div>

{% endcut %}

</div>

<!-- source: zh/_includes/styles/cut-button.md -->

<!-- endsource: zh/_includes/styles/cut-button.md -->
<!-- endsource: zh/_includes/buttons/support-button.md -->

{% include [footer-links](../_includes/footer-links.md) %}

[*Параметр]: <sup >*</sup>必填参数。
{% included (../_includes/footer-links.md) %}

- - -

<div class="borderless-table">

#|
||
实用链接

- [演示计数器](https://metrica.yandex.com/r/dashboard?)
- [添加计数器](https://metrica.yandex.com/add/)
- [免费计数器设置](https://yandex.com/promo/freeservice/metrica?utm_source=help_metrica_en&utm_medium=cpc&utm_campaign=1)
- [Yandex Metrica API](https://tech.yandex.com/metrika/)
- [提出您的想法](https://yandex.com/support/metrica/troubleshooting/idea.html)
|
线上培训



- [参加培训课程](https://yandex.com/adv/edu/online/metrika?utm_source=metrika_help&utm_medium=web&utm_campaign=static&utm_content=useful_links)

||
|#

</div>

<!-- source: zh/_includes/styles/table-style.md -->

<!-- endsource: zh/_includes/styles/table-style.md -->


{% endincluded %}
{% included (../_includes/footer-links.md:styles/table-style.md) %}


{% endincluded %}