[c-prog] Re: how to find size without using sizeof??

[una_020]

--- In c-prog@yahoogroups.com, "David Hamill" <[EMAIL PROTECTED]> wrote:
>
> Use sizeof. That's what it's there for!
> 
> Bearing in mind that structs often incorporate padding, it's 
> not easy to find their size. I suppose you could initialise 
> an area of memory to 0x00, write a struct over it, and see 
> which bytes contain bits that have changed; then do the same 
> but initialising to 0xff; then deduce the size of the struct 
> from the results. But it's much easier and more reliable to 
> use sizeof.
> 
> David
>
can u give plz me code to implement this..