close() closes a file descriptor, so that it no longer refers to any file and may be reused. Any record locks (see fcntl(2)) held on the file it was associated ...
In the following example, close() is used to close a file descriptor after an unsuccessful attempt is made to associate that file descriptor with a stream. # ...
TL/DR: if you use fd= open(...); to open a file, you should use close(fd); to close it, but if you use f = fopen(...); , then you should use fclose ...
Yes, the file will be closed. Any open file descriptors are closed automatically when exit is used in C. However, it is good practice to close the file ...
The fclose() function is used to close the file. After successful file operations, you must always close a file to remove it from the memory. Fgets() in C · C fopen() Function · C fread() Function · Ftell() in C with example