JSONKit报错

错误显示:

direct access to Objective-C's isa is deprecated in favor of object_getClass()

BuildSetting中搜索 Direct usage of 'isa' 将 YES改为NO

如果用的cocospods导入的JSONKit,将pods的targets设置为JSONKit,然后去BuildSetting搜索Direct usage of 'isa' 将 YES改为NO

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