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AngularJS ng-init 指令


示例

在启动应用程序时创建变量

<div ng-app="" ng-init="myText='Hello World!'">

<h1>{{myText}}</h1>
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定义和用法

ng-init 指令会评估给定的表达式。

ng-init 指令可能会在作用域中添加一些不必要的逻辑,建议您在控制器中进行评估,请参阅 ng-controller 指令。


语法

<元素 ng-init="表达式" ></元素>

所有 HTML 元素都支持。


参数值

描述
expression 要评估的表达式。

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