參考內容推薦

close(2): close file descriptor - Linux man page

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 ...

close

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. # ...

Close file in C - linux

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 ...

How to make sure file is closed in C program with exit() used

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 ...

File Handling in C — How to Open, Close, and Write to Files

File Handling in C — How to Open, Close, and Write to Files · fopen() - create a new file or open a existing file · fclose() - close a file ...

Basics of File Handling in C

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

fclose() Function in C

In C language, fclose() is a standard library function used to close a file that was previously opened using fopen().

fclose() — Close file

Flushes a stream, and then closes the file associated with that stream. Afterwards, the function releases any buffers associated with the stream.

C Files IO: Opening, Reading, Writing and Closing a file

Closing a file is performed using the fclose() function . fclose(fptr); Here, fptr is a file pointer associated with the file to be closed.

C Library - fclose() function

The C library fclose() function is used to close an open file stream. It closes the stream and all buffers are flushed.

cfileclose

close()closesafiledescriptor,sothatitnolongerreferstoanyfileandmaybereused.Anyrecordlocks(seefcntl(2))heldonthefileitwasassociated ...,Inthefollowingexample,close()isusedtocloseafiledescriptorafteranunsuccessfulattemptismadetoassociatethatfiledescriptorwithastream.# ...,TL/DR:ifyouusefd=open(...);toopenafile,youshoulduseclose(fd);tocloseit,butifyouusef=fopen(...);,thenyoushouldusefclose ...,Ye...