How to get Current User AAD ID and Tenant ID from SharePoint

getAadUserandTenantinfo.js

//getRequest method reference
//https://gist.github.com/ktskumar/a9e9df497673e9fd26ead8532b9ff425

//Get the Request location from the browser URL
var path = location.href.replace(location.search, "") + "?as=json";


if (!window._isSPSitePage)  //Validate the current page not a modern Site Page
    console.log("User ID: " + _spPageContextInfo.aadUserId + " - Tenant ID: " + _spPageContextInfo.aadTenantId);
else {                      // If the current page is modern page
    getRequest(path).then(function(response) {
        var currentContext = JSON.parse(response.response);
        console.log("User ID: " + currentContext.spPageContextInfo.aadUserId + " - Tenant ID: " + currentContext.spPageContextInfo.aadTenantId);
    });

}