ng-model 不会更新更改后的表单内容 [英] ng-model won't update the changed form content
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问题描述
我有一个表单,其中有一个删除条目按钮和一个添加条目按钮.我想将更新的表单字段数据输出到formData={}
,以便提交的数据是最新的.但是,当字段集被删除时,formData={}
不会更新为最新的数据条目信息,并且旧的表单数据仍然存在于 formData={}
中.这是我的代码链接
解决方案
试试这个.
var app = angular.module("app",[]);app.controller("MyCtrl" , function(){var formCtrl = this;formCtrl.forms ={表单数据:[{名称:""}]};formCtrl.addFields = function(){var name = {name:""};formCtrl.forms.formData.splice(formCtrl.forms.formData.length,0,name);};formCtrl.rmFields = 函数(表单){var index = formCtrl.forms.formData.indexOf(form);formCtrl.forms.formData.splice(index,1);}});
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.2.23/angular.min.js"></script><div ng-app="app" ng-controller="MyCtrl as formCtrl"><表格><tr ng-repeat="formCtrl.forms.formData 中的表单"><td><input type="text" ng-model="form.name"></td><td><input type="button" ng-click="formCtrl.addFields()" value="添加" ng-show="$last"></td><td><input type="button" ng-click="formCtrl.rmFields(form)" value="Delete" ng-show="$index != 0"></td></tr><跨度><pre>{{formCtrl.forms |json }}</pre></span>
I have a form which has a delete entry button and an add entry button. I want to output the updated form field data to formData={}
, so that the submitted data will be up-to-date. However, when a fieldset is deleted, formData={}
is not updated with the newest data entry information and the old form data still exist in formData={}
. Here's the link for my code
解决方案
try like this.
var app = angular.module("app",[]);
app.controller("MyCtrl" , function(){
var formCtrl = this;
formCtrl.forms ={
formData:[{ name:""}]
};
formCtrl.addFields = function(){
var name = {name:""};
formCtrl.forms.formData.splice(formCtrl.forms.formData.length,0,name);
};
formCtrl.rmFields = function(form){
var index = formCtrl.forms.formData.indexOf(form);
formCtrl.forms.formData.splice(index,1);
}
});
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.2.23/angular.min.js"></script>
<div ng-app="app" ng-controller="MyCtrl as formCtrl">
<table>
<tr ng-repeat="form in formCtrl.forms.formData">
<td> <input type="text" ng-model="form.name"></td>
<td> <input type="button" ng-click="formCtrl.addFields()" value="Add" ng-show="$last"></td>
<td> <input type="button" ng-click="formCtrl.rmFields(form)" value="Delete" ng-show="$index != 0"></td>
</tr>
</table>
<span> <pre>{{formCtrl.forms | json }}</pre></span>
</div>
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