初学者Angular JS应用,插值不起作用

Beginner Angular JS app, interpolation not working

本文关键字:插值 不起作用 应用 Angular JS 初学者      更新时间:2023-09-26

我刚开始使用Angular JS(版本1),并且无法正确运行插值。我已经用解决的版本检查过了,看起来没问题。我甚至在控制器中放置了console.log,但它没有打印任何东西。请帮助。

index . html

<!doctype html>
<html lang="en" np-app="LunchCheck">
  <head>
    <meta charset="utf-8">
    <script src="angular.min.js"></script>
    <script src="app.js"></script>
    <title>Lunch Checker</title>
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <link rel="stylesheet" href="styles/bootstrap.min.css">
    <style>
      .message { font-size: 1.3em; font-weight: bold; }
    </style>
  </head>
  <body>
      <div class="container" ng-controller="LunchCheckController">
       <h1>Lunch Checker</h1>
       <div class="form-group">
           <input id="lunch-menu" type="text"
           placeholder="list comma separated dishes you usually have for lunch"
           class="form-control" ng-model="food">
           Content is: {{food}}
       </div>
     </div>
  </body>
</html>

app.js

(function(){
  'use strict';
  angular.module('LunchCheck', [])
  .controller('LunchCheckController', LunchCheckController);
  LunchCheckController.$inject = ['$scope'];
  function LunchCheckController($scope){
    console.log("In controller");
    $scope.food = 'Enter something';
  }
})();

将np-app替换为ng-app就可以了

你写的是np-app而不是ng-app

<html lang="en" np-app="LunchCheck">