Opening a file is performed using the fopen() function defined in the stdio.h header file. The syntax for opening a file in standard I/O is: ptr = fopen( ... File Operations · Opening a file · Closing a file · Example: Write to a text
To read from a file, you can use the r mode. Example: FILE *fptr; // Open a file in read mode fptr = fopen(filename.txt, r); This will make the filename. ...