開発者向け機能：サーバスクリプト：httpClient

httpClient.RequestHeaders.Add({ヘッダ名}, {値});

let base64 = utilities.ConvertToBase64String('userName:password');
httpClient.RequestHeaders.Add("Authorization", "Basic " + base64);
httpClient.RequestUri= "https://servername/api/.....";
let result = httpClient.Get();

httpClient.RequestHeaders.Clear();
httpClient.RequestHeaders.Add("Authorization", "Bearer " + "X2kKRHGI495Y.......");

httpClient.ResponseHeaders.Item.get({レスポンスヘッダのプロパティ名})

// 外部APIに接続
httpClient.RequestUri="https://savername/api/......";
let response = httpClient.Get();

// レスポンスヘッダを取得
var value = httpClient.ResponseHeaders.Item.get("Access-Control-Allow-Origin");
context.Log(value[0]);

httpClient.RequestUri="https://savername/api/....../123/...";
let response = httpClient.Get();
var value = httpClient.ResponseHeaders.Item.get("Access-Control-Allow-Origin");
context.Log(value[0]);
// 続けて送信する前にResponseHeadersをクリア
httpClient.ResponseHeaders.Clear();
httpClient.RequestUri="https://savername/api/....../456/...";
response = httpClient.Get();

httpClient.RequestUri= "https://servername/api/.....";
httpClient.TimeOut = 300000;
let result = httpClient.Get();

let response = httpClient.Get();
if (!httpClient.IsSuccess) {  //リクエストに失敗した
    if (httpClient.IsTimeOut) {  //タイムアウトによる中断だった
        response = httpClient.Get();  //リトライ
    }
}