create n arrays in matlab

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hala
hala el 31 de Mzo. de 2013
i want to create n array with size m where m,n are input to the function how to make this ?

Respuestas (2)

Cedric
Cedric el 31 de Mzo. de 2013
Editada: Cedric el 31 de Mzo. de 2013
If you really want to build n separate arrays, you will have to store them in a cell array, unless you want to dynamically generate variable names (which is almost never a good option). For example
n = 8 ;
m = 5 ;
c = cell(1, n) ;
for k = 1 : n
c{k} = zeros(1, m) ; % For 1xn arrays.
%c{k} = zeros(m) ; % For mxm arrays.
end
and then you can access arrays through cells form the cell array, e.g.
c{4}(3) = 9 ; % Set element 3 of array 4 to 9, if 1xm arrays.
c{4}(3,2) = 9 ; % Set element (3,2) of array 4 to 9, if mxm arrays.
However, if you are dealing with 1xn arrays, Image Analyst gave you the optimal solution.

Image Analyst
Image Analyst el 31 de Mzo. de 2013
Like one of these?
zeroArray = zeros(m, n);
oneArray = ones(m, n);
anArray = value * ones(m, n);
  2 comentarios
hala
hala el 31 de Mzo. de 2013
no , i mean if n=5 i want to create 5 arrayes with size of m
Image Analyst
Image Analyst el 31 de Mzo. de 2013
It's best to do it as an array, like I showed you. You don't want some number of separate arrays with different variable names. Please see the FAQ: http://matlab.wikia.com/wiki/FAQ#How_can_I_create_variables_A1.2C_A2.2C....2CA10_in_a_loop.3F

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