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Topic: Colon with empty input
Replies: 4   Last Post: Jan 28, 2013 11:17 AM

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Steven Lord

Posts: 17,944
Registered: 12/7/04
Re: Colon with empty input
Posted: Jan 28, 2013 10:31 AM
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"Bruno Luong" <b.luong@fogale.findmycountry> wrote in message
news:ke2pek$b95$1@newscl01ah.mathworks.com...
>>> 1:[]
>
> ans =
>
> Empty matrix: 1-by-0
>
> Does this is documented?


It doesn't appear to be; I'll ask the documentation staff to add it. I
believe the rule is that if any of the three arguments of the : operator are
empty, the result should be a 1-by-0 empty.

--
Steve Lord
slord@mathworks.com
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