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Getting radio button value when button is clicked is not working angularjs

Anonymous User 4089 17-Nov-2014

I am new in angularjs.I want to fetch the radio button value when user click a button,but my bad luck its not working.Here is the code

<label class="item item-radio">
    <input type="radio" name="group" ng-model="user.answer" value="{{questions.quiz_ans_opt1}}">
    <div class="item-content item-body">a) {{questions.quiz_ans_opt1}}</div><i class="radio-icon ion-checkmark"></i>
</label>
<label class="item item-radio item-body">
    <input type="radio" name="group" ng-model="user.answer" value="{{questions.quiz_ans_opt2}}">
    <div class="item-content item-body">b) {{questions.quiz_ans_opt2}}</div><i class="radio-icon ion-checkmark"></i>
</label>
<button class="button button-balanced button-block" ng-click="submitAnswer(user)">Submit</button>

Here is controller

$scope.submitAnswer = function(user) {
    //it output undefined error
    alert(user);
}

Also i want to disable the button until a radio button is checked,how can i achive this?


Updated on 17-Nov-2014
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