brilliant!
---------- Original Message ----------- From: Benoit Minisini <gam...@users.sourceforge.net> To: nand...@nothingsimple.com, mailing list for gambas users <gambas-user@lists.sourceforge.net> Sent: Sun, 14 Dec 2008 22:28:35 +0100 Subject: Re: [Gambas-user] Hex string to float > On dimanche 14 décembre 2008, nando wrote: > > My apologies to all...I stand corrected for my mistake. > > The i = &h3fd55555& converts hex to integer and is easiest to do it this > > way. This method does performs as the original person wanted but is a waste > > to do disk IO. Perhaps a pipe, write the integer, read the single. > > Although I haven't investigated, Gambas3 has pointers. > > Copying 4B from a pointer to the 4B int to the 4B single will do it. > > There are (older) versions of BASIC that had (something like) MKI$, MKS$, > > MKD$ and counterparts (something like) CVI, CVS, CVD. They took a string > > and converted it to an Int Single Double. No conversion happened because > > the string was binary correct for the type. All it did was copy 2B, 4B 8B > > from/to a numeric var to/from string. > > If Benoit were to incorporate these functions, it makes Gambas easily > > perform IO of data types with ease to convert to native variables. > > Thanks, > > -Fernando > > > > Yeh, this is planed. > > Anyway, you can do these conversion in Gambas 2 (and 3) this way: > > DIM sSrc AS String > DIM eDst AS Float > DIM pPtr AS Pointer > > pPtr = Alloc(8) > WRITE #pPtr, sSrc, 8 > READ #pPtr, eDst > Free(pPtr) > > But beware with the endianness! > > -- > Benoit Minisini > > ------------------------------------------------------------------------------ > SF.Net email is Sponsored by MIX09, March 18-20, 2009 in Las Vegas, Nevada. > The future of the web can't happen without you. Join us at MIX09 to help > pave the way to the Next Web now. Learn more and register at > http://ad.doubleclick.net/clk;208669438;13503038;i?http://2009.visitmix.com/ > _______________________________________________ > Gambas-user mailing list > Gambas-user@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/gambas-user ------- End of Original Message ------- ------------------------------------------------------------------------------ SF.Net email is Sponsored by MIX09, March 18-20, 2009 in Las Vegas, Nevada. The future of the web can't happen without you. Join us at MIX09 to help pave the way to the Next Web now. Learn more and register at http://ad.doubleclick.net/clk;208669438;13503038;i?http://2009.visitmix.com/ _______________________________________________ Gambas-user mailing list Gambas-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/gambas-user
