> ## Documentation Index
> Fetch the complete documentation index at: https://help.teable.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# 上传附件

> 将本地文件或通过 URL 将文件上传至指定记录中附件字段的末尾

### 路径

POST /api/table/\{tableId}/record/\{recordId}/\{fieldId}/uploadAttachment

### 请求

#### 路径参数

* tableId (string): 表的唯一标识符[（如何获取）](/zh/api-doc/get-id#tableid)。
* recordId (string): 要更新的记录的唯一标识符[ (如何获取）](/zh/api-doc/get-id#recordid)。
* fieldId (string): 要上传到的附件字段 ID [(如何获取)](/zh/api-doc/get-id#fieldid)

附件字段可以上传多个附件，该 API 每次允许上传一个附件到单元格最末尾

如需删除或调整附件顺序请使用[更新记录 API](/zh/api-doc/record/update)

fieldId 必须为附件类型字段

通过 API 上传的附件在云端版本中最大为 100m, 在私有化版本中无限制

#### 请求体

类型：formData

参数：

* **file（ 可选）**
  * 描述：要更新的记录数据
  * 类型：Buffer 或 ReadStream
* **fileUrl（可选）**
  * 描述：要进行上传的 URL
  * 类型：字符串
  * 示例：`https://example.com/image.jpg`
  * 说明：file 和 fileUrl 同时只能指定一个，若都制定则优先 file

### 响应

#### 成功响应

* 状态码: 201 Created
* 响应体: 返回更新后的记录数据。

**示例响应体**

```json theme={null}
{
    "id": "rec123456789ABCDE",
    "fields": {
      "fld123456789ABCDE": [
        {
          "id": "act75TiSyhcS7hfrizW",
          "name": "example.jpg",
          "path": "table/example",
          "size": 392903,
          "token": "tokenxxxxx",
          "width": 976,
          "height": 1000,
          "mimetype": "image/jpeg",
          "presignedUrl": "https://sss.teable.ai/pvt-assets/table/previewURL"
        }
      ],
    }
}
```

#### 错误响应

* 状态码: 400 Bad Request: 请求体格式错误或缺少必需字段。
* 状态码: 404 Not Found: 指定的表 tableId 或记录 recordId 不存在。

### 示例代码

<CodeGroup>
  ```bash CURL theme={null}
  # 通过文件上传

  curl -X POST 'https://app.teable.cn/api/table/__tableId__/record/__recordId__/__fieldId__/uploadAttachment' \
    -H 'Authorization: Bearer __token__' \
    -H 'Content-Type: multipart/form-data' \
    -F 'file=@/path/to/your/file.jpg'

  # 通过 URL 上传
  curl -X POST 'https://app.teable.cn/api/table/__tableId__/record/__recordId__/__fieldId__/uploadAttachment' \
    -H 'Authorization: Bearer __token__' \
    -H 'Content-Type: multipart/form-data' \
    -F 'fileUrl=https://example.com/image.jpg'
  ```

  ```js JS SDK theme={null}
  import { configApi, uploadAttachment } from '@teable/openapi';

  configApi({
    endpoint: 'https://app.teable.cn',
    token: '__token__',
  });

  // Node.js 环境：上传本地文件
  const fileStream = fs.createReadStream('/path/to/your/file.jpg');
  const response = await uploadAttachment('__tableId__', '__recordId__', '__fieldId__', fileStream);

  console.log(response.data);

  // 上传 URL（适用于 Node.js 和浏览器环境）
  const response = await uploadAttachment('__tableId__', '__recordId__', '__fieldId__', 'https://example.com/image.jpg');

  console.log(response.data);

  // 浏览器环境：上传文件
  // 假设有一个 file input 元素: <input type="file" id="fileInput">
  document.getElementById('fileInput').addEventListener('change', async (event) => {
    const file = event.target.files[0];
    if (file) {
      const response = await uploadAttachment('__tableId__', '__recordId__', '__fieldId__', file);
      console.log(response.data);
    }
  });
  ```

  ```ts TypeScript theme={null}
  import FormData from 'form-data';
  import fs from 'fs';

  // Node.js 环境：上传本地文件
  const formData = new FormData();
  formData.append('file', fs.createReadStream('/path/to/your/file.jpg'));

  const response = await fetch('https://app.teable.cn/api/table/__tableId__/record/__recordId__/__fieldId__/uploadAttachment', {
    method: 'POST',
    headers: {
      'Authorization': 'Bearer __token__',
      ...formData.getHeaders()
    },
    body: formData
  });

  console.log(await response.json());

  // 上传 URL（适用于 Node.js 和浏览器环境）
  const formDataUrl = new FormData();
  formDataUrl.append('fileUrl', 'https://example.com/image.jpg');

  const responseUrl = await fetch('https://app.teable.cn/api/table/__tableId__/record/__recordId__/__fieldId__/uploadAttachment', {
    method: 'POST',
    headers: {
      'Authorization': 'Bearer __token__',
      ...formDataUrl.getHeaders()
    },
    body: formDataUrl
  });

  console.log(await responseUrl.json());

  // 浏览器环境：上传文件
  // 假设有一个 file input 元素: <input type="file" id="fileInput">
  document.getElementById('fileInput').addEventListener('change', async (event: Event) => {
    const fileInput = event.target as HTMLInputElement;
    const file = fileInput.files?.[0];
    if (file) {
      const formData = new FormData();
      formData.append('file', file);

      const response = await fetch('https://app.teable.cn/api/table/__tableId__/record/__recordId__/__fieldId__/uploadAttachment', {
        method: 'POST',
        headers: {
          'Authorization': 'Bearer __token__'
        },
        body: formData
      });

      console.log(await response.json());
    }
  });
  ```

  ```python Python theme={null}
  import requests
  import mimetypes
  import os

  # 上传本地文件
  file_path = '/path/to/your/file.jpg'
  with open(file_path, 'rb') as file:
      file_name = os.path.basename(file_path)
      mime_type, _ = mimetypes.guess_type(file_path)
      files = {'file': (file_name, file, mime_type)}
      response = requests.post(
          'https://app.teable.cn/api/table/__tableId__/record/__recordId__/__fieldId__/uploadAttachment',
          headers={
              'Authorization': 'Bearer __token__'
          },
          files=files
      )

  print(response.json())

  # 上传 URL
  response_url = requests.post(
      'https://app.teable.cn/api/table/__tableId__/record/__recordId__/__fieldId__/uploadAttachment',
      headers={
          'Authorization': 'Bearer __token__'
      },
      data={'fileUrl': 'https://example.com/image.jpg'}
  )

  print(response_url.json())
  ```
</CodeGroup>