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Topic: Memory leak in num2str(integer Array, '%d')
Replies: 4   Last Post: Feb 14, 2013 2:04 PM

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Bruno Luong

Posts: 9,822
Registered: 7/26/08
Re: Memory leak in num2str(integer Array, '%d')
Posted: Feb 14, 2013 2:04 PM
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"Andrew" wrote in message <kfjc2c$67c$>...
> I should also note the reason I wanted to use the format option, it was A LOT faster:
> >> d=repmat(int8(10),624346,1);
> >> tic;f=num2str(d);toc

> Elapsed time is 11.023761 seconds.
> >> tic;h=num2str(d,'%d');toc
> Elapsed time is 0.861489 seconds.

If you want speed, use sprintf instead. NUM2STR has a lot of overhead.



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