Help & DocumentationAPIsServerless Cloud FunctionFunction APIsListFunctions

ListFunctions

Last updated: 2020-04-17 15:24:19

Contents：

1. API Description

Domain name for API request: scf.tencentcloudapi.com.

This API is used to return relevant function information based on the input query parameters.

A maximum of 20 requests can be initiated per second for this API.

Note: This API supports Finance regions. If the common parameter Region is a Finance region, a domain name with the Finance region needs to be specified, for example: scf.ap-shanghai-fsi.tencentcloudapi.com

2. Input Parameters

The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

Parameter Name Required Type Description
Action Yes String Common parameter. The value used for this API: ListFunctions.
Version Yes String Common parameter. The value used for this API: 2018-04-16.
Region Yes String Common parameter. For more information, please see the list of regions supported by the product.
Order No String It specifies whether to return the results in ascending or descending order. The value is ASC or DESC.
Orderby No String It specifies the sorting order of the results according to a specified field, such as AddTime, ModTime, and FunctionName.
Offset No Integer Data offset. The default value is 0.
Limit No Integer Return data length. The default value is 20.
SearchKey No String It specifies whether to support fuzzy matching for the function name.
Namespace No String Namespace
Description No String Function description. Fuzzy search is supported.
Filters.N No Array of Filter Filters
- tag:tag-key - String - Required: No - Filtering criteria based on tag-key - value pairs. Replace tag-key with a specific tag-key.

The maximum number of Filters for each request is 10, and that of Filter.Values is 5.

3. Output Parameters

Parameter Name Type Description
Functions Array of Function Function list
TotalCount Integer Total number
RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

4. Example

Example1 Obtaining a Function List

Input Example

https://scf.tencentcloudapi.com/?Action=ListFunctions
&Limit=2
&Order=ASC
&<common request parameters>

Output Example

{
  "Response": {
    "Functions": [
      {
        "FunctionId": "lam-xxxxxxx",
        "Namespace": "default",
        "FunctionName": "test",
        "ModTime": "2018-04-08 19:02:20",
        "AddTime": "2018-04-08 15:18:49",
        "Runtime": "Python2.7"
      }
    ],
    "TotalCount": 1,
    "RequestID": "3c140219-cfe9-470e-b241-907877d6fb03"
  }
}

Example2 Querying Functions Based on Tags

It queries functions whose status tag is dev and owner tag is me.

Input Example

https://scf.tencentcloudapi.com/?Action=ListFunctions
&Filters.0.Name=tag-status
&Filters.0.Values.0=dev
&Filters.1.Name=tag-owner
&Filters.1.Values.0=me
&<common request parameters>

Output Example

{
  "Response": {
    "Functions": [
      {
        "FunctionId": "lam-xxxxxxx",
        "Namespace": "default",
        "FunctionName": "test",
        "ModTime": "2018-04-08 19:02:20",
        "AddTime": "2018-04-08 15:18:49",
        "Runtime": "Python2.7"
      }
    ],
    "TotalCount": 1,
    "RequestID": "3c140219-cfe9-470e-b241-907877d6fb03"
  }
}

5. Developer Resources

API Explorer

This tool allows online call, signature authentication, SDK code generation and quick search of APIs to greatly improve the efficiency of using TencentCloud APIs.

SDK

TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

Command Line Interface

6. Error Code

The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

Error Code Description
InternalError.System Internal system error.
InvalidParameter.Payload Invalid request parameter.
InvalidParameterValue Incorrect parameter value.
InvalidParameterValue.Limit Limit error.
InvalidParameterValue.Offset Invalid offset.
InvalidParameterValue.Order Order error.
InvalidParameterValue.Orderby Orderby error.
UnauthorizedOperation.CAM CAM authentication failed.
UnauthorizedOperation.Region Region error.