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Renaming a file in C

#include <stdio.h> #include <stdlib.h> #include <string.h> #include <errno.h> int main(int argc, char* argv[]) { int res = rename("number2.dat", "number3.dat"); if (res == 0) { printf("File renamed successfuly\n"); } else { char* err = strerror(errno); printf("Failed to rename file with error: %s\n", err); } return 0; }
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The C programming language made simple