index.html: {代码...} calculatorCtrl.js: {代码...} app.js: {代码...}

Ng-app 和Ng-controller 不要放在一个元素上，另外你的问题是什么。用ionic start [project_name] blank 创建项目，然后在那个基础上改就好啦

angular.js - 用ionic，angularjs做一个计算器，总是不能显示计算结果？

index.html:

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="initial-scale=1, maximum-scale=1, user-scalable=no, width=device-width">
  <title></title>

  <link href="lib/ionic/css/ionic.css" rel="stylesheet">
  <link href="css/style.css" rel="stylesheet">

  <!-- IF using Sass (run gulp sass first), then uncomment below and remove the CSS includes above
  <link href="css/ionic.app.css" rel="stylesheet">
  -->

  <!-- ionic/angularjs js -->
  <script src="lib/ionic/js/ionic.bundle.js"></script>

  <!-- cordova script (this will be a 404 during development) -->
  <script src="cordova.js"></script>

  <!-- your app's js -->
  <script src="js/app.js"></script>
  <script src="js/calculatorCtrl.js"></script>
</head>

<body ng-app="calculator" ng-controller="calculatorCtrl">
<ion-pane>

  <ion-header-bar class="bar-stable">
    <h1 class="title">个人所得税计算器</h1>
  </ion-header-bar>

  <ion-content>
    <h4>个人所得税：</h4>

    <form class="col">
      <p class="list">

        <p class="item item-input item-select">
          <p class="input-label">
            个人收入：
          </p>
          <select>
            <option>工资、薪金所得</option>
            <option>个体工商户生产、经营所得</option>
            <option>对企事业单位的承包经营</option>
          </select>
        </p>

        <p class="item item-input-inset">
          <span>收入金额：</span>
          <label class="item-input-wrapper">
            <input type="number" ng-model="shouru" name="shouru">
          </label>
          <span>元</span>
        </p>
        <br>
        <button class="button button-calm" ng-click="cal()">
          计算
        </button>
        <button class="button button-calm" type="reset">
          重置
        </button>
      </p>

      <h4>计算结果</h4>

      <p class="item item-input-inset">
        <span>应缴税款： </span>
        <label class="item-input-wrapper">
          <input type="number" ng-model="yingjiao" disabled>
        </label>
        <span>元</span>
      </p>

      <p class="item item-input-inset">
        <span>税后收入： </span>
        <label class="item-input-wrapper">
          <input type="number" ng-model="shuihou" disabled>
        </label>
        <span>元</span>
      </p>
    </form>

  </ion-content>
</ion-pane>
</body>
</html>

calculatorCtrl.js:

angular.module('calculator.controllers', [])
  .controller("calculatorCtrl", function ($scope) {

    $scope.cal = function () {
      var left = $scope.shouru - 3500;
      if (left <= 1500) {
        yingjiao = left * 0.03;
      }
      else if (left <= 4500) {
        yingjiao = left * 0.1 - 105;
      }
      else if (left <= 9000) {
        yingjiao = left * 0.2 - 555;
      }
      else if (left <= 35000) {
        yingjiao = left * 0.25 - 1005;
      }
      else if (left <= 55000) {
        yingjiao = left * 0.3 - 2755;
      }
      else if (left <= 80000) {
        yingjiao = left * 0.35 - 5505;
      }
      else(left > 80000)
      {
        yingjiao = left * 0.45 - 13505;
      }
      $scope.shuihou = $scope.shouru - yingjiao;
    };
  })

app.js:

angular.module('calculator', ['ionic','calculator.controllers'])

.run(function($ionicPlatform) {
  $ionicPlatform.ready(function() {
    if(window.cordova && window.cordova.plugins.Keyboard) {
      // Hide the accessory bar by default (remove this to show the accessory bar above the keyboard
      // for form inputs)
      cordova.plugins.Keyboard.hideKeyboardAccessoryBar(true);

      // Don't remove this line unless you know what you are doing. It stops the viewport
      // from snapping when text inputs are focused. Ionic handles this internally for
      // a much nicer keyboard experience.
      cordova.plugins.Keyboard.disableScroll(true);
    }
    if(window.StatusBar) {
      StatusBar.styleDefault();
    }
  });
})

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angular.js - 用ionic，angularjs做一个计算器，总是不能显示计算结果？

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