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方法
B

实例公共方法

broadcast_to(broadcastables, message)

将一个哈希广播到此频道中 broadcastables 数组的唯一广播。

来源: 显示 | 在 GitHub 上

# File actioncable/lib/action_cable/channel/broadcasting.rb, line 14
def broadcast_to(broadcastables, message)
  ActionCable.server.broadcast(broadcasting_for(broadcastables), message)
end

broadcasting_for(broadcastables)

返回此频道中 model 的唯一广播标识符

CommentsChannel.broadcasting_for("all") # => "comments:all"

您可以将对象数组作为目标（例如，Active Record 模型），它将在后台被序列化为字符串。

来源: 显示 | 在 GitHub 上

# File actioncable/lib/action_cable/channel/broadcasting.rb, line 24
def broadcasting_for(broadcastables)
  serialize_broadcasting([ channel_name ] + Array(broadcastables))
end