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[英]click on add to list button get items added to list box from textbox and radio in javascript
[英]Get Selected check box items from a click of a button
我该如何去有关从按钮的点击得到检查复选框项目的ID在重复列表和添加项目供以后使用变量/数组?
HTML:
<input id="btnCheck" type="button" value="Next" ng-click="addSelected()" />
<div ng-controller="movieController">
<ul>
<li ng-repeat="movie in Movies">
<input id="chkBox-{{ movie.MovieID }}"
type="checkbox"
ng-checked="selection.indexOf(movie.MovieID) > -1"
ng-click="toggleSelection(movie.MovieID)"
/>
</li>
</ul>
</div>
脚本:
$scope.AddSelected = function () {
var selected = $scope.selection
console.log(selected);
}
$scope.selection = [];
$scope.toggleSelection = function toggleSelection(movie) {
var idx = $scope.selection.indexOf(movie);
if (idx > -1) {
$scope.selection.splice(idx, 1);
}
else {
$scope.selection.push(movie);
}
};
您可以使用ng-options进行多重选择。 更有用;
<select name="movies" ng-model="selectedMovieIDs"
ng-options="m.MovieID as m.MovieID for m in movies">
</select>
更多信息: ngOptions
您可以创建一个自定义过滤器,该过滤器将返回一个选定的值ID,为此您需要传递两个参数以过滤第一个参数将执行检查,如果为true,则将从过滤器返回第二个参数属性数组。
标记
<body ng-app="app">
<div ng-controller="movieController">
{{(Movies | returnPropertyWhenCheckedTrue: 'checked' :'MovieID')}}
<ul>
<li ng-repeat="m in Movies">
<input id="chkBox-{{ m.MovieID }}" type="checkbox" ng-model="m.checked"/>
</li>
</ul>
</div>
</body>
过滤
app.filter('returnPropertyWhenCheckedTrue', function() {
return function(array, propertyToChecked, property) {
var returnArray = [];
angular.forEach(array, function(value, index) {
if (value[propertyToChecked])
returnArray.push(value[property]);
});
return returnArray;
}
});
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