anjular js 表達式

1:angular js 表達式html

 

HTML5 容許擴展的(自制的)屬性,以 data- 開頭。
AngularJS 屬性以 ng- 開頭,可是您可使用 data-ng- 來讓網頁對 HTML5 有效。     
express

       ng-init 指令初始化 AngularJS 應用程序變量。app

表達式:把數據綁定到html。spa

  angular js 表達式寫在雙大括號內{{expression}}code

anjular js 表達式數據綁定到html與ng- bind指令相同 htm

  

2:anjular js 數字     對象

   

<div ng-app= "" ng-init= " quantity=1;cost=5 ">

 <p>總價: {{ quantity * cost }}</p>

 </div> 

結果相同

<div ng-app= "" ng-init= " quantity=1;cost=5 ">

 <p>總價: <span ng-bind= " quantity * cost "></span></p>

 </div> 

 

3:Anjular js 字符串blog

 

 

 

<div ng-app= ""  ng-init= " firstName='John';lastName='Doe' " >

<p>姓名: {{ firstName +  "   "  + lastName }}</p>

</div>

結果相同

<div ng-app= ""  ng-init= " firstName='John';lastName='Doe' " >

 <p>姓名: <span ng-bind= " firstName + ' ' + lastName " ></span></p>

 


 

4;Angular js  對象字符串

     ng-init :進行數據初始化it

 

  <div ng-app= ""  ng-init= " person={firstName:'John',lastName:'Doe'} " >
<p>姓爲: {{ person.firstName }}</p>

</div> <div ng-app= ""  ng-init= " person={firstName:'John',lastName:'Doe'} " >

 


<p>姓爲 <span ng-bind= " person.lastName "></span></p>

</div>

 

</div>  
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