Proper way to empty a C-String
I've been working on a project in C that requires me to mess around with strings a lot. Normally, I do program in C++, so this is a bit different than just saying string.empty().
I'm wondering what would be the proper way to empty a string in C. Would this be it?
buffer = "Hello World!\n"; // ... strcpy(buffer, "");
It depends on what you mean by "empty". If you just want a zero-length string, then your example will work.
This will also work:
buffer = '\0';
If you want to zero the entire contents of the string, you can do it this way:
but this will only work for zeroing up to the first NULL character.
If the string is a static array, you can use: