Last updated: 2021-10-26 11:45:08

1. API Description

Domain name for API request:

This API is used to query the function version based on the input parameters.

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

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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: ListVersionByFunction.
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.
FunctionName Yes String Function Name
Namespace No String The namespace where the function locates
Offset No Integer Data offset. The default value is 0.
Limit No Integer Return data length. The default value is 20.
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.

3. Output Parameters

Parameter Name Type Description
FunctionVersion Array of String Function version
Versions Array of FunctionVersion Function version list
Note: This field may return null, indicating that no valid values is found.
TotalCount Integer Total number of function versions
Note: This field may return null, indicating that no valid value was found.
RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

4. Example

Example1 Querying function version

Input Example
&<Common request parameters>

Output Example

  "Response": {
    "FunctionVersion": [
    "RequestId": "d1b93f9c-ac3a-412a-a4f3-6f0697099f72",
    "Versions": [
        "Version": "$LATEST",
        "Description": "123"
        "Version": "3",
        "Description": "123"
        "Version": "2",
        "Description": "123"
        "Version": "1",
        "Description": "123"

5. Developer Resources


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 Internal error.
InvalidParameterValue Incorrect parameter value.
InvalidParameterValue.FunctionName The function does not exist.
InvalidParameterValue.Namespace Namespace error.
InvalidParameterValue.Order Order error.
InvalidParameterValue.Orderby Orderby error.
ResourceNotFound.Function The function does not exist.
ResourceNotFound.FunctionName The function does not exist.
ResourceNotFound.Namespace Namespace does not exist.
UnauthorizedOperation.CAM CAM authentication failed.