[英]Pre-select value in md-select - AngularJS
以下是我的md-select下拉列表。 如何從控制器中預選擇列表選項?
<md-input-container ng-init="Vacancies()" class="md-block" style="margin:0 !important;">
<md-select ng-model="Vacancy" placeholder="Select a Vacancy" id="Md-select1" name="vacancy1" ng-change="setCriteria(Vacancy)">
<md-option ng-value="vac" ng-repeat="vac in vacancylist">{{vac.JobTitle}}</md-option>
</md-select>
{{vacancy.JobTitle}}
我知道至少有兩種選擇可以實現:
添加到HTML: ng-selected="options.indexOf(option) == 1"
就像是:
<md-select ng-model="selectedOption" md-on-open="mdSelectOnOpen()">
<md-option ng-repeat="option in options" ng-value="option"
ng-selected="options.indexOf(option) == 1"
>{{option.name}}</md-option>
</md-select>
定義md-select
ng-model
<md-select ng-model="selectedOption.id" md-on-open="mdSelectOnOpen()">
<md-option ng-repeat="option in options" ng-value="option.id"
>{{option.name}}</md-option>
</md-select>
哪里:
$scope.options = [];
for(var i=1;i<=100;i++) {
$scope.options.push({id: i, name: "option " + i});
}
$scope.selectedOption = $scope.options[1];
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