C - File Operation : Close a File
When we have finished reading from the file, we need to close it. This is done using the function fclose() through the statement.
fclose ( fp ) ;
Once we close the file we can no longer read from it using getc() unless we reopen the file.
Declaration of fclose( ) Function
int fclose(FILE * fptr);
| File mode||Description|
|r||Open a text file for reading|
|w||Create a text file for writing, if it exists, it is overwritten|
|a||Open a text file and append text to the end of the file|
|rb||Open a binary file for reading|
|wb||Create a binary file for writing, if it exists, it is overwritten|
|ab||Open a binary file and append data to the end of the file|