ngoptions 내 선택 요소에 옵션도 표시하지 않습니다
-
23-12-2019 - |
문제
컨트롤러에서 만들어진 배열에 연결된 내 선택 요소 중 하나에 ngoptions이 있으며 값은 단지 표시되지 않습니다.나는 어리석은 일을해야한다.
Angular가 작동하는지 확인하고 동일한 컨트롤러를 사용하여 NGModel과 관련된 표현식을 사용하기 때문에 컨트롤러가 작동해야합니다.
이것은 내 HTML의 관련 스 니펫입니다.
<div class="container" ng-app="tagQuestionnaireApp"> <div class="tagger" ng-controller="taggingController"> <form class="form-horizontal" name="tagForm" role="form"> <!-- Categorize Your Tag --> <div class="form-group"> <label class="sub" for="categorize">Categorize</label> <select class="form-control" id="categorize" ng-model="category" ng-options="cat.text in cat of categories"></select> </div> </form> </div> </div>
내 JS 파일입니다.
var tagQuestionnaireApp = angular.module('tagQuestionnaireApp', []);
tagQuestionnaireApp.controller('taggingController', ['$scope', function($scope) {
$scope.categories = [
{text:'Humanities', topics:[{name:"Arts and Design",color:"#ff3d00"},
{name:"History",color:"#ffc107"},
{name:"Linguistics",color:"#ffab00"},
{name:"Literature",color:"#ff7043"},
{name:"Philosophy",color:"#dd2c00"},
{name:"Theology",color:"#ff6f00"},
{name:"Other Humanities",color:"#ff5722"}]},
{text:'Social Sciences', topics:[{name:"Anthropology",color:"#"},
{name:"Archaeology",color:"#"},
{name:"Cultural/Ethnic/Area Studies",color:"#"},
{name:"Economics",color:"#"},
{name:"Gender/Sexuality Studies",color:"#"},
{name:"Geography",color:"#"},
{name:"Political Science",color:"#"},
{name:"Psychology",color:"#"},
{name:"Sociology",color:"#"},
{name:"Other Social Sciences",color:"#"}]},
{text:'Natural Sciences', topics:[{name:"Space sciences",color:"#00695c"},
{name:"Earth sciences",color:"#8bc34a"},
{name:"Biology",color:"#64dd17"},
{name:"Chemistry",color:"#00bfa5"},
{name:"Physics",color:"#009688"},
{name:"Material Sciences",color:"#0a7e07"},
{name:"Other Natural Sciences",color:"#259b24"}]},
{text:'Engineering', topics:[{name:"Mechanical",color:"#"},
{name:"Chemical",color:"#"},
{name:"Civil",color:"#"},
{name:"Electrical",color:"#"},
{name:"Other Engineering",color:"#"}]},
{text:'Formal Sciences', topics:[{name:"Applied Math",color:"#738ffe"},
{name:"Computer Science",color:"#7986cb"},
{name:"Logic",color:"#5c6bc0"},
{name:"Pure Math",color:"#4e6cef"},
{name:"Statistics",color:"#3949ab"},
{name:"Systems Science",color:"#283593"},
{name:"Other Formal Sciences",color:"#5677fc"}]},
{text:'Other', topics:[{name:"Other",color:"#"}]}
];}]);
. 해결책
변경 사항 :
<select
class="form-control"
id="categorize"
ng-model="category"
ng-options="cat.text in cat of categories"
></select>
.
to :
<select
class="form-control"
id="categorize"
ng-model="category"
ng-options="cat.text for cat in categories"
></select>
.
및 그게 당신을 위해 작동하지 않는지 확인하십시오.