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Re: expressing x as a real number
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From: |
Martin Helm |
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Subject: |
Re: expressing x as a real number |
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Date: |
Sun, 27 Nov 2011 00:00:55 +0100 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:8.0) Gecko/20111105 Thunderbird/8.0 |
Am 26.11.2011 18:29, schrieb kacheep:
> I want to write a code that does something if x is a real number and does
> something else if its not (like if it was a letter or a symbol).
> Is there a built in function on Octave that will help?
> If not, what is a function I could use in order to tell me if x is a number
> or not?
>
class(x) would be an option it returns "double" for real numbers (but
also for complex values) so you need to check that in addition with
isreal(x)