Zane Wrote:
> Hello all,
>
> I have been looking at Phobos lately, and currently I am having some trouble
> understanding what is going on with the following 2 trivial examples. First
> of all, I am using dmd v1.050.
>
> This one prints "[‼ This is some stuff!]". Where do the 4 prepended
> bytes come from?
> (1) ---------------------------------------------------------------->
>
> import std.stream;
> import std.stdio;
>
> int main()
> {
> char[] stuff = "This is some stuff!";
>
> File f = new File("stuff.txt", FileMode.Out | FileMode.In);
> f.write(stuff);
> f.seekSet(0);
> stuff = f.readLine();
> writef("[%s]", stuff);
> f.close;
>
> return 0;
> }
>
>
> This one I wanted to have a class open a file upon initialization of an
> instance, and close a file when the destructor is called. I get an "Error:
> Access Violation" unless I comment out the file.close line. Why? (of course
> this example also has the same problem as the first example, but I kept the
> first one simpler to narrow down things)
> (2) ---------------------------------------------------------------->
>
> import std.stream;
>
> public class StuffWriter
> {
> File file;
>
> this(char[] filename)
> {
> file = new File(filename, FileMode.Out);
> }
>
> ~this()
> {
> file.close; //this causes an access violation???
> }
>
> public void write(char[] stuff)
> {
> file.write(stuff);
> }
> }
>
> int main()
> {
> StuffWriter sw = new StuffWriter("stuff.txt");
> sw.write("This is some stuff!");
>
> return 0;
> }
>
>
> Thanks!
> Zane
Doh! I still need help with number 2, but for number 1, all I needed was to use
'writeString' instead of 'write'. Like I said, still getting used to Phobos.
Like I said, I still need help on the destructor question (#2).
Thanks,
Zane
