Re: helper functions in reduce

[Jens Alfke]

On Mar 9, 2009, at 5:31 PM, Adam Wolff wrote:
but it bothers me a little that those three functions are defined  
every time
that reduce is run.

They're not. They're defined when the source code is parsed, not when  
it's run. The only difference it makes to have them inside the reduce  
function is that they can access local variables of that function.  
There shouldn't be any difference in speed.

—Jens