Hi,

 ng-model is used for the two way binding means it bind the value on HTML and server side. So if you want to access the declared variable in HTML used ng-model and in client script you can access it by c.variable or $scope.variable name, where c is work as a controller in angularjs.

Widget scripting

https://community.servicenow.com/community?id=community_question&sys_id=5bf6c8dfdb7297c0a39a0b55ca96...

Mark it correct or helpful.

Thanks

Bhagyashri Sorte.