#SPCrossDomainAJAX
SPCrossDomainAJAX is a convenience wrapper for SharePoint's built in AJAX API. This package is built for use in SharePoint 2016 and SharePoint Online. Cross Domain AJAX Requests are implemented using the generic interface ISPCrossDomainAJAX<T, K> T is the data type of the data to be passed in the request body. K is the data type of the data to be returned in the promise from Execute.
SPCrossDomainAJAX<T, K>
Usage
import {ISPCrossDomainAJAX, SPCrossDomainAJAX, ISPCrossDomainAJAXRequest, ISPCrossDomainAJAXRequestError} from "SPCrossDomainAJAX"; // Add some code to load SP.Runtime.js, SP.js, and SP.RequestExecutor.js // T parameter is irrelevant for GET which is the default operation const crossDomainHelper:ISPCrossDomainAJAX<void, listInterface> = new SPCrossDomainAJAX<void, listInterface>(); crossDomainHelper.Execute({ Method: HTTPMethod.GET; RequestUrl: "/_api/web/lists(guid'xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx')/Items" WebUrl: "/"}).then((value:listInterface)=>console.log("success!")).catch((reason: ISPCrossDomainAJAXRequestError) => console.log("Failed with status text: " +reason.statusText));