[英]How to add HTML contents Dynamically on Button Click Event with AngularJS
我需要使用AngularJS在Button Click事件上添加HTML内容。 可能吗??
我的index.html
<div class="form-group">
<label for="category"> How Many Questions Want You Add ? </label>
<div class="col-sm-10">
<input type="text" class="form-control input-mini" id="questionNos" name="questionNos" placeholder="Nos." ng-model="myData.questionNos">
<div class="input-append">
<button class="btn-warning btn-mini" type="button" ng-click="myData.doClick()">Generate</button>
</div>
</div>
</div>
我想根据动态添加的数量添加HTML div的数量。
myApp.js
angular.module("myApp", []).controller("AddQuestionsController",
function($scope) {
$scope.myData = {};
$scope.myData.questionNos = "";
$scope.myData.doClick = function() {
//Do Something...????
};
});
应该有可能。 我会将您的Divs数据绑定到viewModel元素,然后在doClick函数中创建viewModels。
我会避免在您的viewModel中直接创建HTML。
例如:
<div class="form-group">
<label for="category"> How Many Questions Want You Add ? </label>
<div class="col-sm-10">
<input type="text" class="form-control input-mini" id="questionNos" name="questionNos" placeholder="Nos." ng-model="myData.questionNos">
<div class="input-append">
<button class="btn-warning btn-mini" type="button" ng-click="myData.doClick()">Generate</button>
</div>
<div ng-repeat="q in myData.questions">
<!-- BIND TO Q HERE -->
</div>
</div>
</div>
在doClick中:
$scope.myData.doClick = function() {
var newQuestions = getNewQuestionViewModels($scope.myData.questionNos);
for (var i = 0; i < newQuestions.length; i++) {
$scope.myData.questions.push(newQuestions[i]);
}
};
您必须将问题存储在集合中并重复。
HTML:
<div>
<input type="text" ng-model="data.qcount">
<button type="button" ng-click="data.add()">Add</button>
</div>
<div>
<div ng-repeat="q in data.questions track by $index">
<pre>{{ q | json }}</pre>
</div>
</div>
JS:
$scope.data = {
questions: [],
qcount: 0,
add: function() {
var dummy = {
'title': 'Q title',
'body': 'Q body'
},
newQ = [];
for (var i = 0; i < $scope.data.qcount; ++i) {
newQ.push(dummy);
}
$scope.data.questions = $scope.data.questions.concat(newQ);
$scope.data.qcount = 0;
}
};
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