Joe Marshall  <jmarshall@alum.mit.edu> wrote:
+---------------
| cbbrowne@knuth.brownes.org (Christopher Browne) writes:
| > The main reason for using destructive operators is if they wind up
| > being much *faster* than their less destructive brethren.
| 
| That's a big IF.
+---------------

Yup. Particularly if you're using a high-performance generational
copying garbage collector. Destructive (mutating) ops can be *slower*
than their functional equivalents in such an environment.


-Rob

-----
Rob Warnock, 41L-955		rpw3@sgi.com
Applied Networking		http://reality.sgi.com/rpw3/
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