原因： 你自己寫了代理，設置了 delegate = self。但是self 沒有遵守這個協議
只需要遵守這個協議就可以消除警告。
免責聲明！
本站轉載的文章為個人學習借鑒使用，本站對版權不負任何法律責任。如果侵犯了您的隱私權益，請聯系本站郵箱yoyou2525@163.com刪除。
猜您在找
_Nullable" from incompatible type "ZXCapture *const __strong" 的警告提示信息"> Assigning to "id
_Nullable" from incompatible type "ZXCapture *const __strong" 的警告提示信息
C語言 結構體指針賦值 incompatible types when assigning to type 'char[20]' from type 'char *'
puts函數出現warning: passing argument 1 of ‘puts’ from incompatible pointer type（警告：從不兼容的指針類型傳遞“puts”的參數1）
Incompatible integer to pointer conversion assigning to 'NSInteger *' (aka 'int *') from 'NSInteger' (aka 'int')
warning: assignment from incompatible pointer type [enabled by default]
解決 assignment discards 'const' qualifier from pointer target type 的問題
iOS 筆記-incompatible pointer types initializing 'NSMutableString *' with an expression of type 'NSString *'警告處理
invalid initialization of non-const reference of type ‘int*&’ from a temporary of type ‘int*’
Incompatible integer to pointer conversion sending 'NSInteger' (aka 'int') to parameter of type 'id'
implicitly declaring library function 'objc_msgSend'with type '(id,SEL,...)' 警告