Re: Evaluating a string in octave

[David Bateman]

antonio palestrini wrote:
>>>  either:  z=inline(q); z(5)
>>>  or:      inline(q)(5);
>> wonderful short code!!!!
>> It works, even in my octave 2.1.69, with many parameters in the string!
>> And you don't have to remember upper case of parameters :-)
>>
>> [oct 8]  q="2-k+h+f-g";
>> [oct 9]  z=inline(q)(5,2,2,2)
>>  z = 5
> 
> Dear Doug,
> the help of inline says that arguments are extracted
> in alphabetic order ("i" and "j" are not considered) so for people
> like me that are usually so abstracted is better to write
> 
>  q= "2 + f - g + h - k
> 
> have a good work!
> antonio
> 

inline is really deprecated in matlab/octave and function handles should
be used... Note though that you can explicitly state what the variables
are including their order. Consider

octave:3> inline('y-x','y','x')(2,1)
ans =  1
octave:4> inline('y-x')(2,1)
ans = -1

D.