获取具有子数组json值的数组的值

I have this JSON response/

我有这个JSON响应/。

{  
   "phweb":{  
      "name":"PH Web Server",
      "cpu":"36.7",
      "ram":"33.0",
      "hdd":"43.0",
      "os":{  
         "osup":"2 days, 23 hours, 5 minutes and 34 seconds",
         "osstat":"0"
      },
      "apache":{  
         "apachestat":"0",
         "apacheup":"33 days, 2 hours, 9 minutes and 16 seconds"
      },
      "sql":{  
         "sqlstat":"0",
         "sqlup":"154 days, 2 hours, 16 minutes and 53 seconds"
      }
   },
   "phdbm":{  
      "name":"PH DBM Server",
      "cpu":"15.9",
      "ram":"10.7",
      "hdd":"23.7",
      "os":{  
         "osup":"2 days, 23 hours, 6 minutes and 21 seconds",
         "osstat":"0"
      },
      "apache":{  
         "apachestat":"0",
         "apacheup":"103 days, 4 hours, 43 minutes and 56 seconds"
      },
      "sql":{  
         "sqlstat":"0",
         "sqlup":"12 days, 4 hours, 43 minutes and 42 seconds"
      }
   }
}
{