C Programming Tutorial
In the C Programming Language, the ftell function returns the current file position indicator for the stream pointed to by stream.
Syntax
The syntax for the ftell function in the C Language is:
long int ftell(FILE *stream);
Parameters or Arguments
stream
The stream whose file position indicator is to be returned.
Returns
The ftell function returns the current file position indicator for stream. If an error occurs, the ftell function will return -1L and update errno.
Required Header
In the C Language, the required header for the ftell function is:
#include <stdio.h>
Applies To
In the C Language, the ftell function can be used in the following versions:
- ANSI/ISO 9899-1990