February 2021
Beginner
338 pages
4h 11m
English
The gets function
is declared inside the <stdio.h> header, reads the input into a character array pointed to by str, and has the following syntax:
char *gets (char* str);
This function is extremely dangerous as it can cause a buffer overflow and allows for potential buffer-overflow attacks. The function is deprecated in the C99 standard and removed in the C11 standard. Do not use this function!
The workaround is to use the fgets alternative. Unlike gets, the fgets function performs bounds checking and is safe from buffer overflow scenario.
To use the fgets, we simply ...
