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size


Size of an object.


Syntax


s = size(X)
sdim = size(X, dim)
vec = size(X, dims)
[r, c] = size(X)
[s1, ... , sn] = size(X)

Input argument


X

a variable

dim

a variable: a positive integer to get the dimth dimension.

dims

a variable: a vector of positive integer to get the dimth dimensions.

Output argument


s

a row vector whose elements contain the length of the corresponding dimension of X.

sdim

the length of dimension dim.

vec

length of dimensions dims.

[r, c]

number of rows and columns.

[s1, ... , sn]

numbers with integer values.

Description


Examples


X = rand(3, 4, 5, 6);
size(X)
size(X, 3)
size(X, [2 4])
[r, c] =size(X)
[s1, s2, s3, s4] = size(X)

size(cell(4,3))

See also


length, ndims.

History


Version Description
1.0.0 initial version

Author


Allan CORNET

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