In AngularJS, some directives can be used to bind application data to attributes of HTML DOM elements.These directives are:
| Directive | Description |
|---|---|
| ng-disabled | It disables a given control. |
| ng-show | It shows a given control. |
| ng-hide | It hides a given control. |
| ng-click | It represents an AangularJS click event. |
ng-disabled directive:The ng-disabled directive binds AngularJS application data to the disabled attribute of HTML elements. In the below code, it binds a model to a checkbox.
<input type = "checkbox" ng-model = "enableDisableButton">Disable Button
button ng-disabled = "enableDisableButton">Click Me!</button>
ng-show directive: The ng-show directive shows or hides an HTML element. In the below code, it binds a model to a checkbox.
<input type = "checkbox" ng-model = "showHide1">Show Button
button ng-show = "showHide1">Click Me!</button>
ng-hide directive: The ng-hide directive hides or shows an HTML element. In the below code, it binds a model to a checkbox.
<input type = "checkbox" ng-model = "showHide2">Hide Button
<button ng-hide = "showHide2">Click Me!</button>ng-click directive: The ng-click directive counts the total clicks an HTML element. In the below code, it binds a model to a checkbox.
<p>Total click: {{ clickCounter }}</p>
lt;button ng-click = "clickCounter = clickCounter + 1">Click Me!</button>Let’s take an example to deploy the all above directives and test the variations:
See this example:
<!DOCTYPE html>
<html>
<head>
<title>AngularJS HTML DOM</title>
</head>
<body>
<h2>AngularJS Sample Application</h2>
<div ng-app = "">
<table border = "0">
<tr>
<td><input type = "checkbox" ng-model = "enableDisableButton">Disable Button</td>
<td><button ng-disabled = "enableDisableButton">Click Me!</button></td>
</tr>
<tr>
<td><input type = "checkbox" ng-model = "showHide1">Show Button</td>
<td><button ng-show = "showHide1">Click Me!</button></td>
</tr>
<tr>
<td><input type = "checkbox" ng-model = "showHide2">Hide Button</td>
<td><button ng-hide = "showHide2">Click Me!</button></td>
</tr>
<tr>
<td><p>Total click: {{ clickCounter }}</p></td>
<td><button ng-click = "clickCounter = clickCounter + 1">Click Me!</button></td>
</tr>
</table>
</div>
<script src = "http://ajax.googleapis.com/ajax/libs/angularjs/1.3.14/angular.min.js"></script>
</body>
</html>
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