【问题标题】:Cannot pre-select last option in Ionic Select无法在 Ionic Select 中预选最后一个选项
【发布时间】:2016-05-21 00:27:44
【问题描述】:

这里是 Codepen:

http://codepen.io/dagert/pen/JXqVEz

在 Codepen 上,您会发现两个选择框。 一个预选倒数第二个选项,另一个预选最后一个选项。

问题是我无法预先选择下拉框中的最后一个选项。

angular.module('ionicApp', ['ionic'])

.controller('MyCtrl', function($scope) {
 
  var values = [{"id":"84279ed396g5l6kj","name":"One"},{"id":"62d9lg85llek38j7","name":"Two"},{"id":"46327g3839elk5j9","name":"Three"},{"id":"8kj65g6536el47d2","name":"Four"},{"id":"46l38el98jg57d2k","name":"Five"},{"id":"7kd35g4k3lej698l","name":"Six"}];
  
  $scope.typeWorking = {
    "value": '46l38el98jg57d2k',
    "values": values
  };
  
   $scope.typeNotWorking = {
    "value": '7kd35g4k3lej698l',
    "values": values
  };
  
});
<html ng-app="ionicApp">
  <head>
    <meta charset="utf-8">
    <meta name="viewport" content="initial-scale=1, maximum-scale=1, user-scalable=no, width=device-width">

    <title>Blank Starter</title>

    <link href="//code.ionicframework.com/nightly/css/ionic.css" rel="stylesheet">
    <script src="//code.ionicframework.com/nightly/js/ionic.bundle.js"></script>
    
  </head>
  <body ng-controller="MyCtrl">

    <ion-header-bar class="bar-positive">
      <h1 class="title">Blank Starter</h1>
    </ion-header-bar>

    <ion-content>
      
      <select ng-model="typeWorking.value" required>
          <option value=""></option>
          <option value="{{ name.id }}" ng-selected="name.id == name.value" ng-repeat="name in typeWorking.values">{{ name.name }}</option>
        </select>
     
            <select ng-model="typeNotWorking.value" required>
          <option value=""></option>
          <option value="{{ name.id }}" ng-selected="name.id == name.value" ng-repeat="name in typeNotWorking.values">{{ name.name }}</option>
        </select>
      
    </ion-content>

  </body>
</html>

【问题讨论】:

    标签: javascript select ionic-framework


    【解决方案1】:

    你的代码有错误,name.id == name.value 应该是name.id == typeNotWorking.value

    <option value="{{ name.id }}" ng-selected="name.id == typeNotWorking.value" ng-repeat="name in typeNotWorking.values">{{ name.name }}</option>
    

    【讨论】:

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