问题描述
菜鸟求教，如何rails从如下数据获取PublicPort和Image等数值列。感谢！
[#<Docker::Container:0x00000005195578 @id='8aba2f87cdf5e5d340f30fef8e5df8f58d990eab1c70583d4fef3a8fa83de3f2', @info={'Command'=>'/bin/bash', 'Created'=>1427722904, 'Image'=>'ddddd:latest', 'Names'=>['/clever_pike'], 'Ports'=>[{'IP'=>'0.0.0.0', 'PrivatePort'=>80, 'PublicPort'=>10280, 'Type'=>'tcp'}], 'Status'=>'Up 10 days', 'id'=>'8aba2f87cdf5e5d340f30fef8e5df8f58d990eab1c70583d4fef3a8fa83de3f2'}, @connection=#<Docker::Connection:0x00000004aaadf8 @url='unix:///', @options={:socket=>'/var/run/docker.sock'}>>, #<Docker::Container:0x00000005195488 @id='c95642d254f1b716debbc8f5381b1234aff69c92db87a43e9b6f64216d1471b3', @info={'Command'=>'/bin/bash', 'Created'=>1427722902, 'Image'=>'bbbbbbb:latest', 'Names'=>['/serene_heisenberg'], 'Ports'=>[{'IP'=>'0.0.0.0', 'PrivatePort'=>80, 'PublicPort'=>10180, 'Type'=>'tcp'}], 'Status'=>'Up 10 days', 'id'=>'c95642d254f1b716debbc8f5381b1234aff69c92db87a43e9b6f64216d1471b3'}, @connection=#<Docker::Connection:0x00000004aaadf8 @url='unix:///', @options={:socket=>'/var/run/docker.sock'}>>, #<Docker::Container:0x00000005195398 @id='5583df725fa5917eee6609210fee422d6d1d0059f8a9c630bdbf407d6cd014fc', @info={'Command'=>'/bin/bash', 'Created'=>1427722900, 'Image'=>'xxxxx:latest', 'Names'=>['/adoring_franklin'], 'Ports'=>[{'IP'=>'0.0.0.0', 'PrivatePort'=>80, 'PublicPort'=>10080, 'Type'=>'tcp'}], 'Status'=>'Up 10 days', 'id'=>'5583df725fa5917eee6609210fee422d6d1d0059f8a9c630bdbf407d6cd014fc'}, @connection=#<Docker::Connection:0x00000004aaadf8 @url='unix:///', @options={:socket=>'/var/run/docker.sock'}>>]
问题解答
回答1：吐槽，你把对象inspect下就贴上来，直接问，真心懒
你也没说你用的什么库，有了库有文档看文档，没文档看源码也没有上下文，你对象是怎么创建的
关于问题你获取的信息看起来是在@info实例变量里
