[fpc-pascal]absolute identifier

[Carlo Kok]

----- Original Message ----- 
From: "ron wilson" <ron.wilson at coastgames.com>
To: <fpc-pascal at deadlock.et.tudelft.nl>
Sent: Wednesday, April 10, 2002 9:09 PM
Subject: RE: [fpc-pascal]absolute identifier


> how about for type casting?
> 
>   var 
>     buf: array[1..255] of char;
>     buflen: byte;
>     str: ansistring;
>   ...
>   str:=ansistring(buf);
>   setlength(str,buflen);
> 
> should i setlength before typecasting?

That should not work.

Better do something like: 
 SetLength(Str, BufLen);
 Move(Buf, Str[1], BufLen);
  or
  SetString(Str, Pchar(@Buf), BufLen);