const tencentcloud = require("../../../../tencentcloud-sdk-nodejs-intl-en");

// Import the client models of the corresponding product module.
const CvmClient = tencentcloud.cvm.v20170312.Client;
const models = tencentcloud.cvm.v20170312.Models;

const Credential = tencentcloud.common.Credential;

// Instantiate an authentication object. The Tencent Cloud account secretId and secretKey need to be passed in as the input parameters.
let cred = new Credential("secretId", "secretKey");

// Instantiate the client object to request the product (with CVM as an example).
let client = new CvmClient(cred, "ap-shanghai");

// Instantiate a request object.
let req = new models.DescribeZonesRequest();

// Call the API you want to access through the client object; you need to pass in the request object and the response callback function.
client.DescribeZones(req, function(errMsg, response) {
    // The request is returned exceptionally and the exception information is printed.
    if (errMsg) {
        console.log(errMsg);
        return;
    }
    // The request is returned normally and the response object is printed.
    console.log(response.to_json_string());
});