When developing iOS , many third-party libraries use the JSONKIT library. If compiled in versions above IOS6.0, a Semantic Issue error will be displayed.
错误显示：direct access to Objective-C's isa is deprecated in favor of object_getClass()
According to the data, the deprecated function array->isa is used. Most of the data found on the Internet say that object_getClass and object_setClass should be used for correction.
Seeing that the Demo in Bee did not change this function, it took a long time to finally understand that if IOS does not report this error