Description. The strncpy() function copies count characters of string2 to string1 . If count is less than or equal to the length of string2 , a null character (\0) is not appended to the copied string.

Is strncpy safe?

The “n” variants of str functions (like strncmp, strncpy, etc) are the “safe” choice, because they all are limiting the size of string buffer used. The “old” str functions (not the “n” variants, like strcpy) are all subject to many programming errors and memory attacks (off by one, heap overwriting, etc).

What is strncpy used for in C++?

C++ strncpy() function The strncpy() function in C++ copies a specified bytes of characters from source to destination.