RosettaCodeData/Task/Interactive-programming-repl-/Octave/interactive-programming-rep...

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$ octave
GNU Octave, version 3.0.2
Copyright (C) 2008 John W. Eaton and others.
This is free software; see the source code for copying conditions.
There is ABSOLUTELY NO WARRANTY; not even for MERCHANTIBILITY or
FITNESS FOR A PARTICULAR PURPOSE. For details, type `warranty'.
Octave was configured for "i586-mandriva-linux-gnu".
Additional information about Octave is available at http://www.octave.org.
Please contribute if you find this software useful.
For more information, visit http://www.octave.org/help-wanted.html
Report bugs to <bug@octave.org> (but first, please read
http://www.octave.org/bugs.html to learn how to write a helpful report).
For information about changes from previous versions, type `news'.
octave:1> function concat(a,b,c)
> disp(strcat(a,c,c,b));
> endfunction
octave:2> concat("Rosetta","Code",":");
Rosetta::Code
octave:3>