[英]How to clear angularJS form after submit?
我在模态窗口上有save方法,一旦用户执行了save方法,我想清除表单字段,保存后我实现了$ setPristine,但它没有清除表单。 如何使用angularJS完成该任务?
到目前为止已尝试的代码。...main.html
<div>
<form name="addRiskForm" novalidate ng-controller="TopRiskCtrl" class="border-box-sizing">
<div class="row">
<div class="form-group col-md-12 fieldHeight">
<label for="topRiskName" class="required col-md-4">Top Risk Name:</label>
<div class="col-md-8">
<input type="text" class="form-control" id="topRiskName" ng-model="topRiskDTO.topRiskName"
name="topRiskName" required>
<p class="text-danger" ng-show="addRiskForm.topRiskName.$touched && addRiskForm.topRiskName.$error.required">Top risk Name is required field</p>
</div>
</div>
</div>
<div class="row">
<div class="form-group col-md-12">
<label for="issuePltfLookUpCode" class="col-md-4">Corresponing Issue Platform:</label>
<div class="col-md-8">
<select
kendo-drop-down-list
data-text-field="'text'"
data-value-field="'id'" name="issuePltfLookUpCode"
k-option-label="'Select'"
ng-model="topRiskDTO.issuePltfLookUpCode"
k-data-source="issuePltDataSource"
id="issuePltfLookUpCode">
</select>
</div>
</div>
</div>
<div class="row">
<div class="form-group col-md-12 fieldHeight">
<label for="issueNo" class="col-md-4">Issue/Risk Number:</label>
<div class="col-md-8">
<input type="text" class="form-control" id="issueNo" ng-model="topRiskDTO.issueNo"
name="issueNo">
</div>
</div>
</div>
<div class="modal-footer">
<button class="btn btn-primary pull-right" ng-disabled="addRiskForm.$invalid" ng-click="submit()">Save</button>
<button class="btn btn-primary pull-right" ng-click="handleCancel">Cancel</button>
</div>
</form>
</div>
main.js
$scope.$on('addTopRisk', function (s,id){
$scope.riskAssessmentDTO.riskAssessmentKey = id;
$scope.viewTopRiskWin.open().center();
$scope.submit = function(){
rcsaAssessmentFactory.saveTopRisk($scope.topRiskDTO,id).then(function(){
$scope.viewTopRiskWin.close();
$scope.$emit('refreshTopRiskGrid');
$scope.addRiskForm.$setPristine();
});
};
});
嘿,一个有趣的问题,我已经弄乱了,我想出了类似的东西(我已将问题抽象化并简化了,这取决于您的意愿)。 可能不是超级优雅,但确实可以做到: 小提琴
<div ng-app="app">
<div ng-controller="main">
<form id="form">
<input type="text" />
<input type="text" />
</form>
<button ng-click="clear()">clear</button>
</div>
</div>
JS
angular.module("app", [])
.controller("main", function ($scope) {
$scope.clear = function () {
var inputs = angular.element(document.querySelector('#form')).children();
angular.forEach(inputs, function (value) {
value.value="";
});
};
})
希望能帮助到你。
编辑
如果将必须清除的所有输入提供给共享类,则可以使用querySelector选择它们并清除字段。
请参阅此页面: http : //blog.hugeaim.com/2013/04/07/clearing-a-form-with-angularjs/
$ setPristine将只清除变量,而不清除表单。 要清除表单,请将其值设置为空白字符串
<script type="text/javascript">
function CommentController($scope) {
var defaultForm = {
author : "",
email : "",
comment: ""
};
$scope.postComments = function(comment){
//make the record pristine
$scope.commentForm.$setPristine();
$scope.comment = defaultForm;
};
}
</script>
topRiskDTO
查看您的示例,似乎清除topRiskDTO
将为您提供此结果。
例如:
$scope.submit = function(){
// ...
// The submit logic
// When done, Clear topRiskDTO object
for (var key in $scope.topRiskDTO)
{
delete $scope.topRiskDTO[key];
}
};
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