[英]Uncaught ReferenceError: jQuery is not defined in console for Rails 5
我刚刚为Ruby on Rails应用程序安装了jQuery UI。 它运行着Rails5。我已经看过所有类似的文章,但是它们不适用于我的情况。
我的页面呈现得很好,但在Chrome开发者工具控制台中,出现此错误:
我已经以各种方式重新排列了application.js文件,但仍然收到相同的错误。 这是文件:
// This is a manifest file that'll be compiled into application.js, which will include all the files
// listed below.
//
// Any JavaScript/Coffee file within this directory, lib/assets/javascripts, or any plugin's
// vendor/assets/javascripts directory can be referenced here using a relative path.
//
// It's not advisable to add code directly here, but if you do, it'll appear at the bottom of the
// compiled file. JavaScript code in this file should be added after the last require_* statement.
//
// Read Sprockets README (https://github.com/rails/sprockets#sprockets-directives) for details
// about supported directives.
//
//= require jquery-ui
//= require rails-ujs
//= require html.sortable
//= require turbolinks
//= require_tree .
//= require popper
//= require bootstrap-sprockets
根据上面的评论,尝试顶部的require jquery。
//= require jquery
//= require jquery.turbolinks
//= require jquery_ujs
//= require turbolinks
//= require_tree .
jquery-ui
要求您事先加载默认的JQuery。 这就是您看到所有这些错误的原因,因为jquery-ui
在整个代码中都引用了它,因此抛出了异常。 您的application.js
应该看起来像这样:
//= require jquery
//= require jquery-ui
//= require rails-ujs
//= require html.sortable
//= require turbolinks
//= require_tree .
//= require popper
//= require bootstrap-sprockets
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