示例
app / assets / javascripts / channels / notifications.coffee
App.notifications = App.cable.subscriptions.create "NotificationsChannel",
connected: ->
# 当订阅准备好在服务器上使用时调用
$(document).on "change", "input", (e)=>
@notify(e.target.value)
disconnected: ->
# 服务器终止订阅时调用
$(document).off "change", "input"
received: (data) ->
# 当此通道的网络套接字中有传入数据时调用
$('body').append(data)
notify: (data)->
@perform('notify', data: data)app / assets / javascripts / application.js＃通常是这样生成的
//=需要jQuery
//=需要jQuery_ujs
//=需要Turbolinks
//= require_tree。
app / assets / javascripts / cable.js＃通常是这样生成的
//=需要action_cable
//= require_self
//= require_tree。/channels
(function() {
this.App|| (this.App = {});
App.cable= ActionCable.createConsumer();
}).call(this);