Bob,
I think this means it isn't worth a special bit of code. It would
just add unnecessary overhead to call the function. Even if we do
end up using this a lot, I don't think we can be much more
efficient. I withdraw my proposal.
Jonathan
On Jun 27, 2009, at 10:17 PM, Robert Hanson wrote:
> I suppose it all depends upon how many times you have to do it and
> how long the string is. I thought you were counting words -- what
> you are doing is counting characters? then the following is the
> easiest:
>
> c = a.trim() + " " + b.trim()
>
> or
>
> c = (a[1][n]).trim() + " " + b.trim()
>
>
> There's not much advantage in doing the checks. Just trim and add.
>
>
> On Fri, Jun 26, 2009 at 10:32 AM, Jonathan Gutow <[email protected]>
> wrote:
> Bob,
> I think your suggestion achieves the same thing. However,
> isn't the
> overhead for tokenizing a whole string a lot higher that splitting at
> just the insert location?
>
> Jonathan
> On Jun 26, 2009, at 9:34 AM, Robert Hanson wrote:
>
> > Well, what you are doing is adding "tokens", so there is a context
> > for this. It does sound a bit specialized, but we could consider
> > it. You can do it with:
> >
> > x = "this is a test"
> > token = "now"
> > print (x.split(" ") + token).join(" ")
> >
> > #or, to insert:
> >
> > y = x.split(" ")
> > print (y[1][2] + token + y[3][0]).join(" ")
> >
> > The idea there is to "tokenize" on space, make the addition (which
> > is in Jmol script an array append operation), then recreate the
> > string by joining with space again.
> >
> > This would work with newline characters as well, "\n"
> >
> > Bob
> >
> >
> > On Wed, Jun 24, 2009 at 11:16 PM, Jonathan Gutow <[email protected]>
> > wrote:
> > Because I'm generating strings that require inserting and appending
> > words, I keep sticking in little pieces of code to make sure the
> > white space is correct. Thus I propose two versions of a utility
> > function that would do this and check the white space (see below).
> > The first version will append the word to the end (could call it
> > append word). The second will insert it at the specified position.
> >
> > Any thoughts?
> > Jonathan
> >
> >
> > String insertWord(String oldstr, String word){
> > if (oldstr.length() > 0 && !oldstr.endsWith(" "))
> > oldstr += " ";
> > oldstr+=word;
> > return oldstr;
> > }
> >
> > String insertWord(String oldstr, String word, int insertpt){
> > if (oldstr.length() == 0) {
> > oldstr = word;
> > return oldstr;
> > }
> > String part1 = oldstr.substring(0, insertpt);//may have my
> > indexes
> > messed up...need to check
> > String part2 = oldstr.substring((insertpt+1),oldstr.length
> ());
> > if (!part1.endsWith(" "))
> > part1 += " ";
> > if (!part2.beginsWith(" "))
> > part2 = " "+part2;
> > part1+=word;
> > oldstr = part1 + part2
> > return oldstr;
> > }
> >
> >
> > Dr. Jonathan H. Gutow
> > Chemistry Department [email protected]
> > UW-Oshkosh Office:
> > 920-424-1326
> > 800 Algoma Boulevard FAX:
> 920-424-2042
> > Oshkosh, WI 54901
> > http://www.uwosh.edu/faculty_staff/gutow/
> >
> >
> >
> >
> >
> >
> ----------------------------------------------------------------------
> > --------
> > _______________________________________________
> > Jmol-developers mailing list
> > [email protected]
> > https://lists.sourceforge.net/lists/listinfo/jmol-developers
> >
> >
> >
> > --
> > Robert M. Hanson
> > Professor of Chemistry
> > St. Olaf College
> > 1520 St. Olaf Ave.
> > Northfield, MN 55057
> > http://www.stolaf.edu/people/hansonr
> > phone: 507-786-3107
> >
> >
> > If nature does not answer first what we want,
> > it is better to take what answer we get.
> >
> > -- Josiah Willard Gibbs, Lecture XXX, Monday, February 5, 1900
> >
> ----------------------------------------------------------------------
> > --------
> > _______________________________________________
> > Jmol-developers mailing list
> > [email protected]
> > https://lists.sourceforge.net/lists/listinfo/jmol-developers
>
> Dr. Jonathan H. Gutow
> Chemistry Department [email protected]
> UW-Oshkosh Office:
> 920-424-1326
> 800 Algoma Boulevard FAX:920-424-2042
> Oshkosh, WI 54901
> http://www.uwosh.edu/faculty_staff/gutow/
>
>
>
>
>
> ----------------------------------------------------------------------
> --------
> _______________________________________________
> Jmol-developers mailing list
> [email protected]
> https://lists.sourceforge.net/lists/listinfo/jmol-developers
>
>
>
> --
> Robert M. Hanson
> Professor of Chemistry
> St. Olaf College
> 1520 St. Olaf Ave.
> Northfield, MN 55057
> http://www.stolaf.edu/people/hansonr
> phone: 507-786-3107
>
>
> If nature does not answer first what we want,
> it is better to take what answer we get.
>
> -- Josiah Willard Gibbs, Lecture XXX, Monday, February 5, 1900
> ----------------------------------------------------------------------
> --------
> _______________________________________________
> Jmol-developers mailing list
> [email protected]
> https://lists.sourceforge.net/lists/listinfo/jmol-developers
Dr. Jonathan H. Gutow
Chemistry Department [email protected]
UW-Oshkosh Office:920-424-1326
800 Algoma Boulevard FAX:920-424-2042
Oshkosh, WI 54901
http://www.uwosh.edu/faculty_staff/gutow/
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