[Swift-user] Concatenating members of a string array

[David Kelly]

Sheri,

This should be in trunk now. There is an example at http://www.ci.uchicago.edu/swift/guides/trunk/userguide/userguide.html#_strjoin. Please let me know if you have any questions.

Thanks,
David

----- Original Message -----
> From: "Michael Wilde" <wilde at mcs.anl.gov>
> To: "Sheri Mickelson" <mickelso at mcs.anl.gov>
> Cc: "swift user" <swift-user at ci.uchicago.edu>
> Sent: Tuesday, August 28, 2012 3:04:24 PM
> Subject: [Swift-user] Concatenating members of a string array
> Sheri, in response to your off-list question: here's two ways to
> concatenate a string array into a single string. We should provide a
> primitive to do this better / more reliably.
> 
> The code below is a quick hack and needs polishing for the User Guide.
> 
> - Mike
> 
> 
> string sa[] = ["aaa","bbb","ccc","ddd","eee"];
> 
> string cs[];
> 
> cs[-1] = "";
> 
> foreach e,i in sa {
> cs[i] = @strcat(cs[i-1], " ", e);
> }
> 
> trace("cat=",cs[@length(sa)-1]);
> 
> type file;
> 
> app (file o) echo (string s[])
> {
> echo s stdout=@filename(o);
> }
> 
> file f = echo(sa);
> 
> string os = readData(f);
> 
> trace("os=",os);
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