*printf Understanding

[John W. Eaton]

On  7-Mar-2006, Bill Denney wrote:

| I have an application where I want to output a file with indenting (the 
| XML I was mentioning earlier).  I thought that I would just use the %*s 
| feature to output a string that is the size of my indentation, but I found 
| that code like
| 
| sprintf('%*s', 0, ' ')
| 
| returns a single space instead of an empty string as I expected.
| 
| Is that the way it's supposed to work?

Yes, I think it is, as I think field widths are always minimums.  You
are printing " ", so that will always have a width of at least 1
character.

Try

  sprintf('%*s', 0, '')

instead.

jwe



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