Re: dynamic array of strings

[Gide Nwawudu]

On Tue, 30 Dec 2008 10:56:08 -0500, Michael P.
<baseball....@gmail.com> wrote:

>Jarrett Billingsley Wrote:
>
>> On Mon, Dec 29, 2008 at 10:36 PM, Michael P. <baseball....@gmail.com> wrote:
>> > import std.stdio;
>> > import std.cstream;
>> > void main()
>> > {
>> >  char[][] names;
>> >  char[] currentName;
>> >  while( true )
>> >  {
>> >    din.readf( "%s", &currentName );
>> >    if( currentName == "stop" )
>> >    {
>> >      break;
>> >    }
>> >    else
>> >    {
>> names ~= currentName;
>> >    }
>> >  }
>> >  foreach( name; names )
>> >  {
>> >    writefln( name );
>> >  }
>> > }
>> 
>> ~= performs an append.  It adds the given item to the end of the array.
>
>Under 1.036, this does not work.
>
>Input:
>michael
>is
>cool
>stop
>
>The output is:
>stopeal
>st
>stop
>
>What seems to be happening is that the letters of stop are added to the word, 
>and if the word is longer than stop, then the rest of the letters of the word 
>are added.
>So, I'm not sure if this is a bug or what...
>-Michael P.

currentName is used as a buffer that is overwritten on each call to
din.readf. It is easier to explicitly duplicate the contents to create
a copy that is stored in the array names.


>> names ~= currentName;
names~=currentName.dup;

Gide