簡體   English   中英

如何在angular js中使用JSON動態選擇單選按鈕

[英]how to select the radio buttons dynamically using JSON in angular js

這是我的html代碼

<!DOCTYPE html>
<html>
    <script src="http://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular.min.js"></script>
    <body>

    <div ng-app="myApp" ng-controller="myCtrl">

    First Name: <input type="text" ng-model="firstName"><br>
    Last Name: <input type="text" ng-model="lastName"><br>
    <br>
    Full Name: {{firstName + " " + lastName}}

    <div ng-repeat="data in tdata">
        <div>
        {{data.name}} : yes:<input type="radio" name={{data.name}}/> &nbsp No:<input type="radio" name={{data.name}}/> <br/>
        </div>
    </div>

    </div>
    </body>
    </html>

這是我的js

<script>
var app = angular.module('myApp', []);
app.controller('myCtrl', function($scope) {
    $scope.firstName = "John";
    $scope.lastName = "Doe";
    $scope.tdata = [
                    {"name":"Santhosh", "status": 1},
                    {"name":"Eswar", "status": 0},
                    {"name":"Kishore", "status": 1},
                    {"name":"Gnani", "status": 0}
    ]
    console.log($scope.tdata);
});
</script>

在JSON中,有一個字段稱為status。 所以我需要的是,如果狀態為0,則應選擇否,如果狀態為1,則應動態選擇。 有人可以幫我如何使用angular js做到這一點嗎

您可以使用ng-checked ,請參見以下示例:

<div ng-repeat="data in tdata">
        <div>
        {{data.name}} : yes:<input type="radio" name={{data.name}} ng-checked="data.status === 1"/> &nbsp No:<input type="radio" name={{data.name}} ng-checked="data.status === 0"/> <br/>
        </div>
    </div>

試試看,我不在電腦上

<div ng-repeat="data in tdata">
    <div>
    {{data.name}} : yes:<input type="radio" {{(data.status == 1 ? "checked='checked'" : '')}} name={{data.name}}/> &nbsp No:<input type="radio" {{(data.status == 0 ? "checked='checked'" : '')}}name={{data.name}}/> <br/>
    </div>
</div>

暫無
暫無

聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.

 
粵ICP備18138465號  © 2020-2024 STACKOOM.COM