1. Problem background
The ng-disabled directive in AngularJS binds DOM and can disable HTML elements
2. Implementation source code
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>AngularJS之ng-disabled指令</title>
<script src="http://cdn.static.runoob.com/libs/angular.js/1.4.6/angular.min.js"></script>
</head>
<body>
<p ng-app="" ng-init="flag=true">
<button ng-disabled="flag">查询</button><br>
<input type="checkbox" ng-model="flag" />老鼠<br>
<input type="radio" ng-disabled="!flag" />猫<br>
<label>{{flag}}</label>
</p>
</body>
</html>
3. Implementation result
(1) Check the check box
' 
(2) Uncheck the check box
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