使用 JSONkit 出现Assignment to Objective-C's isa is deprecated in favor of object_setClass()错误

使用 JSONkit 出现Assignment to Objective-C's isa is deprecated in favor of object_setClass()错误。
如下图所示:
使用 JSONkit 出现Assignment to Objective-C's isa is deprecated in favor of object_setClass()错误

使用 JSONkit 出现Assignment to Objective-C's isa is deprecated in favor of object_setClass()错误

解决方案:
Direct usage of 'isa'属性值改成NO
修改方法如下图所示:
使用 JSONkit 出现Assignment to Objective-C's isa is deprecated in favor of object_setClass()错误