Drexel dragonThe Math ForumDonate to the Math Forum



Search All of the Math Forum:

Views expressed in these public forums are not endorsed by Drexel University or The Math Forum.


Math Forum » Discussions » Software » comp.soft-sys.matlab

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

Advanced Search

Back to Topic List Back to Topic List Jump to Tree View Jump to Tree View   Messages: [ Previous | Next ]
Loren Shure

Posts: 991
Registered: 12/7/04
Re: Colon with empty input
Posted: Jan 28, 2013 11:17 AM
  Click to see the message monospaced in plain text Plain Text   Click to reply to this topic Reply


"Steven_Lord" <slord@mathworks.com> wrote in message
news:ke65jv$l79$1@newscl01ah.mathworks.com...
>
>
> "Bruno Luong" <b.luong@fogale.findmycountry> wrote in message
> news:ke2pek$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
> To contact Technical Support use the Contact Us link on
> http://www.mathworks.com


It may not be explicitly documented, but the : operator outputs a row
vector, size 1xN. The empty row vector has size 1x0.


--
Loren
http://blogs.mathworks.com/loren/
http://www.mathworks.com/matlabcentral/




Point your RSS reader here for a feed of the latest messages in this topic.

[Privacy Policy] [Terms of Use]

© Drexel University 1994-2014. All Rights Reserved.
The Math Forum is a research and educational enterprise of the Drexel University School of Education.