C中error的使用

简介: C中error的使用

  有的时候,错误莫名其妙的.可以使用这个方法查找:

1. # include <errno.h>
2. 
3. extern int errno;
4. 
5. int test()
6. {
7. printf("%d, %s", errno, strerror(errno));
8. }

 

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