使用angular js在用户单击时动态添加表单字段 [英] add form fields dynamically on user click using angular js
问题描述
添加子按钮可能无法正常工作(用户单击时应添加各种字段(名字,mi,姓氏,学生和情况字段). 详细信息:我正在尝试创建一个包含五个输入字段(名字,中间名,姓氏和两个单选按钮)的表单,如果用户单击添加子按钮应创建一个新的五个输入字段.
add child button does not work as suppose to be (should add various fields when user click (first,mi,last name ,student ,and situation fields). details: i am trying to create a form consist of five inputs fields(first name ,middle name , last name and two radio buttons ) and if user click add child button should create a new five inputs fields .
注意:我使用指令来调用此表单).
NOTE : i use directive to call this form ).
<div ng-controller="Step1Ctrl" layout="column" layout-align="center">
<div layout-gt-sm="row" layout-align="center">
<div id="banner">
<p> <span>STEP 1</span> List all household members who are infants, children, and students up to and including grade 12</p>
</div>
</div>
<md-content layout-padding>
<form name="Form">
<fieldset layout-gt-sm="row" layout-align="center" data-ng-repeat="child in childern">
<md-input-container class="md-block">
<label>First Name</label>
<input required name="firstName" ng-model="child.firstName">
<div ng-messages="Form.firstName.$error">
<div ng-message="required">First Name is required.</div>
</div>
</md-input-container>
<md-input-container class="md-block" style="max-width:60px;">
<label>MI</label>
<input required name=" middleName " ng-model="child.middleName ">
<div ng-messages="Form.middleName.$error ">
<div ng-message="required ">Middle Name is required.</div>
</div>
</md-input-container>
<md-input-container class="md-block ">
<label>Last Name</label>
<input required name="lastName " ng-model="child.lastName ">
<div ng-messages="Form.lastName.$error ">
<div ng-message="required ">Last Name is required.</div>
</div>
</md-input-container>
<div class="cell ">
<label> <b>Student?</b></label>
<div class="box">
<md-radio-group ng-model="child.IsStudent">
<md-radio-button value="Yes">Yes</md-radio-button>
<md-radio-button value="No"> No </md-radio-button>
</md-radio-group>
</div>
</div>
<div class="cell">
<label><b> Child's situation? </b></label>
<div class="box">
<md-radio-group ng-model="child.situation">
<md-radio-button value="Foster Child">Foster Child </md-radio-button>
<md-radio-button value="HMR"> Homeless, Migrant, Runaway </md-radio-button>
</md-radio-group>
</div>
</div>
</fieldset>
</form>
<div layout-gt-sm="row" layout-align="center">
<md-button class="md-raised md-primary" ng-click="Step1Ctrl.addChild()">Add Child</md-button>
</div>
</md-content>
</div>
javascript
javascript
var form = angular . module ( 'myform'[ 'ngMaterial',' ngAnimate''ngMessages','ngRoute']);
form.directive('myStep1', function () {return { templateUrl:
'step1-form.html'};});
form.controller('Step1Ctrl', function ($scope) {
$scope.childern = [];
$scope.addChild = function () {
$scope.childern.push({});
};
$scope.removeChild = function () {
};
});
推荐答案
您无需提及
ng-click
表达式作为控制器的方法(_不像Controller.methodName()
那样,它像methodName()
那样表达)
You don't need to mention
ng-click
expression as a method of controller(_Not likeController.methodName()
just express it likemethodName()
)
angular
.module('MyApp', ['ngMaterial', 'ngMessages'])
.controller('Step1Ctrl', function($scope) {
$scope.childern = [{}];
$scope.addChild = function() {
$scope.childern.push({});
};
$scope.removeChild = function() {
};
});
<div ng-controller="Step1Ctrl" layout="column" ng-cloak="" class="autocompletedemoBasicUsage" ng-app="MyApp">
<md-content class="md-padding">
<form name="Form">
<fieldset layout-gt-sm="row" layout-align="center" data-ng-repeat="child in childern">
<md-input-container class="md-block">
<label>First Name</label>
<input required name="firstName" ng-model="child.firstName">
<div ng-messages="Form.firstName.$error">
<div ng-message="required">First Name is required.</div>
</div>
</md-input-container>
<md-input-container class="md-block" style="max-width:60px;">
<label>MI</label>
<input required name=" middleName " ng-model="child.middleName ">
<div ng-messages="Form.middleName.$error ">
<div ng-message="required ">Middle Name is required.</div>
</div>
</md-input-container>
<md-input-container class="md-block ">
<label>Last Name</label>
<input required name="lastName " ng-model="child.lastName ">
<div ng-messages="Form.lastName.$error ">
<div ng-message="required ">Last Name is required.</div>
</div>
</md-input-container>
<div class="cell ">
<label> <b>Student?</b>
</label>
<div class="box">
<md-radio-group ng-model="child.IsStudent">
<md-radio-button value="Yes">Yes</md-radio-button>
<md-radio-button value="No">No</md-radio-button>
</md-radio-group>
</div>
</div>
<div class="cell">
<label><b> Child's situation? </b>
</label>
<div class="box">
<md-radio-group ng-model="child.situation">
<md-radio-button value="Foster Child">Foster Child</md-radio-button>
<md-radio-button value="HMR">Homeless, Migrant, Runaway</md-radio-button>
</md-radio-group>
</div>
</div>
</fieldset>
</form>
<div layout-gt-sm="row" layout-align="center">
<md-button class="md-raised md-primary" ng-click="addChild()">Add Child</md-button>
</div>
</md-content>
</div>
这篇关于使用angular js在用户单击时动态添加表单字段的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!