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MathGroup Archive 2000

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working with large strings.

  • To: mathgroup at
  • Subject: [mg21615] working with large strings.
  • From: dustin <dsoodak at>
  • Date: Tue, 18 Jan 2000 02:35:07 -0500 (EST)
  • Organization: University of South Florida
  • Sender: owner-wri-mathgroup at

If you want to write a program that alters elements of very large lists
you can alter single elements with


However, if you want to do this with a large string you have to do
something like


The problem with this is it requires making a whole new copy of the
string to change just one element.  This will really slow a program down
if you are working with large strings or have to repeat the process many

Does anyone know a way around this?

Dustin Soodak

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