const picker = weex.requireModule('picker')
  export default {
    data: {
      target: 'World'
    },
    methods: {
      update() {
        picker.pick({
          index:'1',
          items:['a','b','c']
        }, res => {
          if (res.result === 'success') {
            this.target = res.data
          }
        })
      }
    }
  }

11-13 04:17:30.152 10918-10942/com.alibaba.weex D/weex: callJS >>>> instanceId:1function:callJS tasks:[{"data":"1","type":2},{"data":"[{\"args\":[\"_root\",\"click\",{\"position\":{\"height\":1202.0834,\"width\":750,\"x\":0,\"y\":163.88889}},null],\"method\":\"fireEvent\"}]","type":3}]
11-13 04:17:30.161 10918-10942/com.alibaba.weex D/weex: [WXBridgeManager] callNativeModule >>>> instanceId:1, module:picker, method:pick, arguments:[{"index":"1","items":["a","b","c"]},"18"]
11-13 04:17:30.173 10918-10918/com.alibaba.weex W/System.err: java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Integer
11-13 04:17:30.180 10918-10918/com.alibaba.weex W/System.err:     at com.taobao.weex.appfram.pickers.WXPickersModule.performSinglePick(WXPickersModule.java:184)
11-13 04:17:30.182 10918-10918/com.alibaba.weex W/System.err:     at com.taobao.weex.appfram.pickers.WXPickersModule.pick(WXPickersModule.java:85)
11-13 04:17:30.183 10918-10918/com.alibaba.weex W/System.err:     at java.lang.reflect.Method.invoke(Native Method)
11-13 04:17:30.185 10918-10918/com.alibaba.weex W/System.err:     at com.taobao.weex.bridge.MethodInvoker.invoke(MethodInvoker.java:46)
11-13 04:17:30.187 10918-10918/com.alibaba.weex W/System.err:     at com.taobao.weex.bridge.NativeInvokeHelper$1.run(NativeInvokeHelper.java:48)
11-13 04:17:30.188 10918-10918/com.alibaba.weex W/System.err:     at com.taobao.weex.common.WXThread$SafeRunnable.run(WXThread.java:49)
11-13 04:17:30.190 10918-10918/com.alibaba.weex W/System.err:     at android.os.Handler.handleCallback(Handler.java:790)
11-13 04:17:30.191 10918-10918/com.alibaba.weex W/System.err:     at android.os.Handler.dispatchMessage(Handler.java:99)
11-13 04:17:30.192 10918-10918/com.alibaba.weex W/System.err:     at android.os.Looper.loop(Looper.java:164)
11-13 04:17:30.194 10918-10918/com.alibaba.weex W/System.err:     at android.app.ActivityThread.main(ActivityThread.java:6494)
11-13 04:17:30.195 10918-10918/com.alibaba.weex W/System.err:     at java.lang.reflect.Method.invoke(Native Method)
11-13 04:17:30.196 10918-10918/com.alibaba.weex W/System.err:     at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:438)
11-13 04:17:30.198 10918-10918/com.alibaba.weex W/System.err:     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:807)

難道真機(jī)時(shí)的sdk和playground的sdk不同？
還有在一個(gè)頁面中使用2個(gè)pick的時(shí)候,就會(huì)出現(xiàn)只有一個(gè)能使用，另外一個(gè)就沒用了！！