number checker

mamontesines wrote:
> I have a problem on programming, Iam trying to create a
function that
> can check whether a number is
>
> 0   1  2
> 6   7  8
> 12 13 14
> 18 19 20
> 24 25 26
>
> the function will just return true if the number is one
of the above
> but without mentioning the numbers staticly
>
> meaning not like this:
> if( $num==0 && $num==1 && $num==2
&& $num==6 ..and so on )
>
> but something like this:
> function progression( $num, $diffBetween )
> {     
>       if( $num%2 )
>             return true ;
>       else
>             return false ;
> }
>
> can anyone help?....

If thats the only series of numbers that you want to check
then perhaps 
put it in an array and check w/ the function in_array().
And if there are more numbers you can add to that array.
Hope this helps.

-- 
Vish

Statistics: The only science that enables different experts
using the same figures to draw different conclusions. - Evan
Esar



 
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--- In PHP-OOP@yahoogroups.com, Vish <emacsian...>
wrote:
>
> mamontesines wrote:
> > I have a problem on programming, Iam trying to
create a function that
> > can check whether a number is
> >
> > 0   1  2
> > 6   7  8
> > 12 13 14
> > 18 19 20
> > 24 25 26
> >
> > the function will just return true if the number
is one of the above
> > but without mentioning the numbers staticly
> >
> > meaning not like this:
> > if( $num==0 && $num==1 && $num==2
&& $num==6 ..and so on )
> >
> > but something like this:
> > function progression( $num, $diffBetween )
> > {     
> >       if( $num%2 )
> >             return true ;
> >       else
> >             return false ;
> > }
> >
> > can anyone help?....
> 
> If thats the only series of numbers that you want to
check then perhaps 
> put it in an array and check w/ the function
in_array().
> And if there are more numbers you can add to that
array. Hope this
helps.
> 
> -- 
> Vish
> 
> Statistics: The only science that enables different
experts using
the same figures to draw different conclusions. - Evan Esar
>
print ($num%6)<3; <-- this is what i was looking for
....thanks





 
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