Simple Matlab Operation

Hi Guys! I have a noob question, that was bothering me. Let's say I have three variables: Var1=0, Var2=0, Var3=0. I also have another one - Var4=[1 2 3]
Is it possible to write this code in one row:
Var1=Var4(1);
Var2=Var4(2);
Var3=Var4(3);
Like it would be very useful if I could use something like this:
[Var1, Var2, Var3]=Var4(:);

 Respuesta aceptada

Andrei Bobrov
Andrei Bobrov el 30 de Jun. de 2011

1 voto

Var4 = num2cell([1 2 3])
[Var1, Var2, Var3]=Var4{:};
BUT it's don't useful

4 comentarios

Sean de Wolski
Sean de Wolski el 30 de Jun. de 2011
FYI: num2cell is faster for scalar or dimensional divisions.
Matt Fig
Matt Fig el 30 de Jun. de 2011
I re-iterate what andrei says. If you are making a bunch of variables with these names, you are probably off on the wrong track. Use cell arrays or another means to store vectors of different lengths. Please read FAQ 4.6.
Matt Fig
Matt Fig el 30 de Jun. de 2011
http://matlab.wikia.com/wiki/FAQ#How_can_I_create_variables_A1.2C_A2.2C....2CA10_in_a_loop.3F
Artik Crazy
Artik Crazy el 1 de Jul. de 2011
Thank you Andrei, Sean and Matt. It is useful in my application - the variables are already used in a code and their names should be self explanatory - they are not just Var1, Var2, but "MaxTension" , "PowerLimit" and etc.
Var4 is a long vector that is an input to a function and changes his values from time to time.

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