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<html><script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.6.9/angular.min.js"></script><body><div ng-app=""> <form> Check to show a header: <input type="checkbox" ng-model="myVar"> </form> <h1 ng-show="myVar">My Header</h1></div><p>The header's ng-show attribute is set to true when the checkbox is checked.</p></body><!-- Mirrored from www.w3schools.com/angular/tryit.asp?filename=try_ng_form_checkbox by HTTrack Website Copier/3.x [XR&CO'2014], Wed, 21 Dec 2022 17:17:18 GMT --></html>