[英]AngularJS : ng-model in dynamic drop downs inside table not working
我試圖基於按鈕單擊創建動態行。 這些行具有下拉框。 問題是當我添加新行並在新行中選擇一個選項時,我在前幾行中選擇的選項也在更改,這意味着前幾行的選項未正確綁定。
我的HTML代碼:
<div id="features" ng-controller="featuresCtrl">
<br>
<div class="row">
<div class="form-group col-md-6">
<table cellpadding="15" cellspacing="10">
<thead>
<tr>
<th style="text-align: center;">Feature</th>
<th style="text-align: center;">Type</th>
<th style="text-align: center;">Value</th>
<th></th>
<th></th>
</tr>
</thead>
<tbody>
<tr></tr>
<tr ng-repeat="r in rows">
<td>
<select ng-model="r.data.model" ng-options="option.name for option in data.availableOptions"
ng-change="getValues(r.data.model.name)">
<option value="">Select Feature</option>
</select>
</td>
<td>
<select ng-model="r.updateData.model" ng-options="option.name for option in updateData.availableOptions"
ng-change="getBinSet(r.updateData.model.name)">
<option value="">Select Type</option>
</select>
</td>
<td>
<select ng-model="r.binData.model" ng-options="option.name for option in binData.availableOptions">
<option value="">Select Value</option>
</select>
</td>
<td ng-if="showAdd">
<div class="text-center">
<button ng-click="addRow()">Add</button>
</div>
</td>
<td ng-if="showAdd">
<div class="text-center">
<button ng-click="remove($index)">Remove</button>
</div>
</td>
</tr>
<tr>
<td></td>
<td style="align-self: center;">
<button style="align-self: center" ng-click="submitForm(rows)">Submit</button>
</td>
<td></td>
</tr>
</tbody>
</table>
<br>
</div>
我的角度JS代碼:
'use strict';
var testControllers = angular.module('testControllers');
testControllers.controller('featuresCtrl', ['$scope','$route','$filter', '$http', '$location','$window','$timeout', 'NgTableParams',
function($scope, $route, $filter, $http, $location, $window, $timeout, NgTableParams) {
$scope.rows = [{}];
$scope.nrows = [];
$scope.showAdd = false;
$scope.addRow = function() {
$scope.rows.push({
});
};
$scope.remove = function(index) {
$scope.rows.splice(index, 1);
};
$scope.submitForm = function(rows) {
console.log("rows", rows);
};
$scope.data = {
model: null,
availableOptions: [
{ name: 'TestA'},
{ name: 'TestB'},
{ name: 'TestC'},
{ name: 'TestD'}
]
};
$scope.getValues = function (featureType) {
console.log("getValues", featureType);
$scope.showAdd = false;
if (featureType != null) {
$http.get('/getPropensityValues.do', {params: {'featureType': featureType}}).success(function (data) {
var test = [];
angular.forEach(data, function (item) {
test.push({name: item});
});
$scope.updateData = {
model: null,
availableOptions : test
};
});
}
};
$scope.getBinSet = function (featureType) {
console.log("getBinSet", featureType);
$scope.showAdd = true;
if (featureType != null) {
$scope.binData = {
model: null,
availableOptions: [
{name: '1'},
{name: '2'},
{name: '3'},
{name: '4'},
{name: '5'},
{name: '6_10'},
{name: '10_15'},
{name: '16_20'},
{name: '21_25'},
{name: '26_30'},
{name: '31_35'},
{name: '36_40'},
{name: '41_45'},
{name: '46_50'},
{name: '>50'}
]
};
}
};
}]);
有人可以告訴我我在做什么錯嗎?
應該是這樣的。
var app = angular.module("app",[]); app.controller('MainCtrl', function($scope) { $scope.updatedData ={ selections:[{ row : [{ name:""}] } ] }; $scope.addRow = function(index){ $scope.index = 0; var row = []; var name = {name:""}; row.push(name); if($scope.updatedData.selections.length <= index+1){ $scope.updatedData.selections.splice(index+1,0,{ row : [{ name:""}] }); } }; $scope.getValues = function(val){ if(val=== 'TestB') { $scope.data1 = { model: null, availableOptions: [ { name: 'TestA'}, { name: 'TestC'}, { name: 'TestD'} ] }; } else if(val=== 'TestA') { $scope.data1 = { model: null, availableOptions: [ { name: 'TestB'}, { name: 'TestC'}, { name: 'TestD'} ] }; } else if(val=== 'TestC') { $scope.data1 = { model: null, availableOptions: [ { name: 'TestA'}, { name: 'TestB'}, { name: 'TestD'} ] }; } else { $scope.data1 = { model: null, availableOptions: [ { name: 'TestA'}, { name: 'TestB'}, { name: 'TestC'} ] }; } }; $scope.deleteRow = function($event,index){ if($event.which == 1) $scope.updatedData.selections.splice(index,1); if($event.which == 1) $scope.updatedData1.selections.splice(index,1); } $scope.data = { model: null, availableOptions: [ { name: 'TestA'}, { name: 'TestB'}, { name: 'TestC'}, { name: 'TestD'} ], availableOptions2: [ { name: 'Test2A'}, { name: 'Test2B'}, { name: 'Test2C'}, { name: 'Test2D'} ] }; });
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.2.23/angular.min.js"></script> <div ng-app="app" ng-controller="MainCtrl"> <table> <tr ng-repeat="d in updatedData.selections track by $index"> <td> <select ng-model="updatedData.selections[$index].row[0].name" ng-options="option.name as option.name for option in data.availableOptions" ng-change="getValues(updatedData.selections[$index].row[0].name)"> <option value="">Select Value</option> </select> </td> <td> <select ng-model="updatedData.selections[$index].row[0].name2" ng-options="option.name as option.name for option in data1.availableOptions" > <option value="">Select Value</option> </select> </td> <td> <select ng-model="updatedData.selections[$index].row[0].name3" ng-options="option.name as option.name for option in data.availableOptions2" > <option value="">Select Value</option> </select> </td> <td> <input type="button" ng-click="addRow($index)" value="Add" ng-show="$last"> </td> </tr> </table> <pre>{{updatedData|json}}</pre> </div>
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