IOS [NSNull objectForKey:]: unrecognized selector sent to [NSNull null]

野性酷女 2022-08-07 15:52 16阅读 0赞

1、 问题

[NSNull objectForKey:]: unrecognized selector sent to [NSNull null]

[NSNull isEqualToString:]: unrecognized selector sent to instance

2、解决办法

[bodyDict isKindOfClass: [NSDictionary class]]

[yourstr isKindOfClass:[NSString class]]

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