Implicit conversion of an Objective-C pointer to '__autoreleasing instancetype *' (aka '__autoreleas
Implicit conversion of an Objective-C pointer to '__autoreleasing instancetype *' (aka '__autoreleas
翻译:
一个Objective-C指针的隐式转换__autoreleasing instancetype *”(又名“__autoreleas>
+(instancetype *) 错误表达方式
+(instancetype) 正确表达方式