A lot of the functions from the standard C library, especially the ones for string manipulation, and most notably strcpy(), share the following prototype: char *the_function (char *destination, .....

30 strncpy is NOT safer than strcpy, it just trades one type of bugs with another. In C, when handling C strings, you need to know the size of your buffers, there is no way around it. strncpy was justified for …

May 24, 2010 · 101 What is the difference between memcpy() and strcpy()? I tried to find it with the help of a program but both are giving the same output.

Jul 16, 2025 · A question about the macro Is there a problem using a defined macro munging the destination within an expression to test constness and using the comma operator to provide the …

1 You should always the standard function, which in this case is the C11 strcpy_s() function. Not strncpy(), as this is unsafe not guaranteeing zero termination. And not the OpenBSD-only strlcpy(), …

40 Can someone please explain to me why strcpy () is necessary to assign strings to character arrays, such as in the following code snippet.

What is the correct way to use strcpy () function? I have done it in two ways, and both times the program worked just fine, so I was wondering what's "more correct" way to use it.

strcpy_s を使用して、11文字を10文字バッファーにコピーしようとすると、これはエラーになります。 strcpy_s でこの間違いを訂正することはできませんが、このエラーを検出して、無効なパラメー …

Sep 6, 2018 · This use of strncpy defeats the purpose, and is really no better than than a simple call to strcpy. The only practical use for strncpy, is if you want to overwrite a part of the string in-place …

Jan 12, 2020 · La función strcpy pertenece a las cabeceras de c y no debe ser usado en c++ salvo en contadas y excepcionales ocasiones. Dicha función, no trabaja con objetos cadena de caracteres …