AngularJS - HTML DOM

以下指令用于将应用程序数据绑定到 HTML DOM 元素的属性 -

先生。	名称和描述
1	NG-禁用禁用给定的控件。
2	ng-show 显示给定的控件。
3	ng-隐藏隐藏给定的控件。
4	NG-点击代表 AngularJS 点击事件。

ng-disabled 指令

将 ng-disabled 属性添加到 HTML 按钮并向其传递模型。将模型绑定到复选框并查看变化。

<input type = "checkbox" ng-model = "enableDisableButton">Disable Button
<button ng-disabled = "enableDisableButton">Click Me!</button>

ng-show 指令

将 ng-show 属性添加到 HTML 按钮并向其传递模型。将模型绑定到复选框并查看变化。

<input type = "checkbox" ng-model = "showHide1">Show Button
<button ng-show = "showHide1">Click Me!</button>

ng-hide 指令

将 ng-hide 属性添加到 HTML 按钮并向其传递一个模型。将模型绑定到复选框并查看变化。

<input type = "checkbox" ng-model = "showHide2">Hide Button
<button ng-hide = "showHide2">Click Me!</button>

ng-click 指令

将 ng-click 属性添加到 HTML 按钮并更新模型。将模型绑定到 HTML 并查看变化。

<p>Total click: {{ clickCounter }}</p>
<button ng-click = "clickCounter = clickCounter + 1">Click Me!</button>

例子

以下示例显示了上述所有指令的使用。

testAngularJS.htm

现场演示

<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 = "https://ajax.googleapis.com/ajax/libs/angularjs/1.3.14/angular.min.js">
      </script>
      
   </body>
</html>

输出

在 Web 浏览器中打开文件testAngularJS.htm并查看结果。