“Ctrl+/”
“F11/ESC”
<!DOCTYPE html>
<html>
<script src="https://apps.bdimg.com/libs/angular.js/1.3.9/angular.min.js"></script>
<body>
<div ng-app="">
<p ng-hide="true">我是不可见的。</p>
<p ng-hide="false">我是可见的。</p>
</div>
</body>
</html>