测试修改

Ifish/controllers/erweima/CreatErWeiMaController.h

@@ -14,6 +14,7 @@
 @property (weak, nonatomic) IBOutlet UIImageView *erWeiMaView;
 
 @property (nonatomic,strong) DeviceModel *erdevicemodel;
+@property (nonatomic, strong) NSString *deviceid;
 
 
 @end

Ifish/controllers/erweima/CreatErWeiMaController.m

@@ -42,7 +42,7 @@
 //    }
     
     //DeviceModel*model=[_arry objectAtIndex:0];//分享选中设备
-    NSString*str=[NSString stringWithFormat:@"deviceId=%@",self.erdevicemodel.deviceId];
+    NSString*str=[NSString stringWithFormat:@"deviceId=%@",self.erdevicemodel.deviceId.length?self.erdevicemodel.deviceId:[CommonUtils getNotNilStr:self.deviceid]];
     self.erWeiMaView.image=[QRCodeGenerator qrImageForString:str imageSize:self.erWeiMaView.bounds.size.width];
     
 }