iOS BUG整理--[__NSCFNumber length]: unrecognized selector sent to instance 崩溃解决
2017-04-20 16:28
387 查看
-[__NSCFNumber
length]: unrecognized selector sent to instance
出现这种崩溃,经过检查是类型的转换错误。
我json解析获取的是NSNumber类型,而我写的是NSString,然后赋值的,结果变崩溃了,
将NSString-->NSNumber类型,就好了,赋值的时候是这么写的
OK ,完美运行了,解析成功, 赋值成功。
如果需要检查的代码是大范围的,可以注释检查,我就是这样解决的~
length]: unrecognized selector sent to instance
出现这种崩溃,经过检查是类型的转换错误。
我json解析获取的是NSNumber类型,而我写的是NSString,然后赋值的,结果变崩溃了,
将NSString-->NSNumber类型,就好了,赋值的时候是这么写的
OK ,完美运行了,解析成功, 赋值成功。
如果需要检查的代码是大范围的,可以注释检查,我就是这样解决的~
相关文章推荐
- iOS BUG整理--[__NSCFNumber length]: unrecognized selector sent to instance 崩溃解决
- -[__NSCFNumber length]: unrecognized selector sent to instance 0x12465980 崩溃分析及解决方法
- Xcode:[__NSCFNumber length]: unrecognized selector sent to instance崩溃解决
- reason: '-[__NSCFNumber rangeOfCharacterFromSet:]: unrecognized selector sent to instance --iOS开发之崩溃
- iOS 崩溃问题[__NSCFConstantString objectForKey:]: unrecognized selector sent to instance 0x10b15a470
- iOS -[__NSArrayI addObject:]: unrecognized selector sent to instance~解决方法
- iOS BUG收集: -[__NSCFNumber rangeOfCharacterFromSet:]: unrecognized selector sent to instance
- iOS中变量命名引起的错误错误: [UILabel copyWithZone:]: unrecognized selector sent to instance
- iOS报错[__NSArrayI removeObjectAtIndex:]: unrecognized selector sent to instance
- unrecognized selector sent to instance 解决办法
- unrecognized selector sent to instance 0x1b97e0' 问题解决记录
- 问题解决unrecognized selector sent to instance
- 【iOS】unrecognized selector sent to instance出现的原因和解决方案
- iOS报错[__NSCFNumber length]: unrecognized selector sent to instance
- [ios] tableView:cellForRowAtIndexPath: unrecognized selector sent to instance
- [iOS] Error Fixed : [__NSArrayI addObject:]: unrecognized selector sent to instance
- 出现“unrecognized selector sent to instance”问题原因之一及解决方法。
- unrecognized selector sent to instance 问题的解决方法
- 【ios 异常FAQ】unrecognized selector sent to instance
- iOS错误处理之[__NSArrayM 某一方法名:]: unrecognized selector sent to instance