Queries the categories of questions that are submitted for a specific product.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates the sample code of the operation for different SDKs.

Request Parameters

Parameter Type Required Example Description
Action String Yes ListCategories

The operation that you want to perform. Set the value to ListCategories.
ProductCode String Yes ecs

The product code.
Language String No zh

The language that you use, supporting English, Chinese, and Japanese. Valid values: en, zh, and jp, which indicate English, Chinese, and Japanese, respectively.

Response parameters

Parameter Type Example Description
Code Integer 200

The status code.
Data Struct

The data returned after the call succeeds.
List Array

The list of categories.
Id Integer 793

The category ID.
Name String Remote ECS connection failure

The category name.
Message String success

The prompt message.
RequestId String CA6204AC-6AA9-4CFA-9310-7DFD20C19EBC

The ID of the request.
Success Boolean true

Indicates whether the request is successful. The value true indicates a success. The value false indicates a failure.

Examples

Sample requests

http(s)://[Endpoint]/? Action=ListCategories
&ProductCode=ecs
&<Common request parameters>

Sample success responses

XML format 

<Message>success</Message>
<Data>
    <List>
        <Id>793</Id>
        <Name>Remote ECS connection failure</Name>
    </List>
    <List>
        <Id>794</Id>
        <Name>Server connection failure</Name>
    </List>
</Data>
<Code>200</Code>
<Success>true</Success>

JSON format 

{
  "Message": "success",
  "Data": {
    "List": [
      {
        "Id": 793,
        "Name": "Remote ECS connection failure"
      },
      {
        "Id": 794,
        "Name": "Server connection failure"
      }
    ]
  },
  "Code": 200,
  "Success": true
}

Error codes

HTTP status code Error code Error message Description
400 param.illegal The specified parameter is invalid. Please check the parameter. The error message returned because there are invalid parameters. Modify the parameter settings as required.
500 System.error An error occurred while processing your request. The error message returned because an internal error has occurred. Try again later.

For a list of error codes, visit the API Error Center.