1.检查是否在
#import头文件的时候，不小心把.h写成了.m。
2.查看被编译的文件中是否有重复的（如果有文件显示红色一般是编译器没有找到的文件）。 进入
Target->Build Settings->Compile Sources下，查看是否有异常文件。删除即可
3 .m文件 引用重复
进入Target->Build Settings->Compile Sources下，如果发现有两个一模一样的.m，就全部删除，再重新添加
详细解决方案
ld: 19 duplicate symbols for architecture arm64 clang: error: linker command failed with exit code
热度：60 发布时间：2023-10-26 13:51:10.0
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