C++ Programming/Code/Standard C Library/Functions/clearerr

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#include <cstdio>
void clearerr( FILE *stream );

The clearerr function resets the error flags and EOF indicator for the given stream. If an error occurs, you can use perror() or strerror() to figure out which error actually occurred, or read the error from the global variable errno.

Related topics
feof - ferror - perror - strerror