Re: Appending to a ColumnVector

[John W. Eaton]

On 25-May-2005, Søren Hauberg wrote:

| Michael Creel wrote:
| [snip]
| > From 
| > 
http://pareto.uab.es/mcreel/OctaveClassReference/html/classColumnVector.html 
| > there is the entry
| > ColumnVector ColumnVector::stack   (   const ColumnVector &   a    )    
const
| > which looks like it might help. I don't see any resize_and_fill operation 
| > anywhere - does this work with more or less current versions of Octave?
| > M.
| I'm assuming that stack concatenates two ColumnVectors, which seems a 
| bit overkill since I simply want to append one value. The function 
| resize_and_fill is part of the Array class, so ColumnVector inherits 
| this operation.

There should probably also be functions like

  ColumnVector ColumnVector::append (double val) const;
  ColumnVector& ColumnVector::append (double val);

Likewise for RowVector.  P
erhaps also a prepend function.

Would you like to provide a patch?

jwe



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