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size (MathScript RT Module Function)

LabVIEW 2012 MathScript RT Module Help

Edition Date: June 2012

Part Number: 373123C-01

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Owning Class: linalgebra

Requires: MathScript RT Module


c = size(a)

d = size(a, dim)

[m, n] = size(a)


Returns the dimensions of a matrix.



Name Description
a Specifies a scalar, vector, or matrix of any data type.
dim Specifies the dimension whose size you want to return. dim is an integer that accepts the following values.

1 Specifies that LabVIEW returns the size of the first dimension.
2 Specifies that LabVIEW returns the size of the second dimension.


Name Description
c Returns the dimensions of a. c is a two-element vector.
d Returns the size of the dim dimension of a. d is a scalar.
m Returns the size of the first dimension of a. m is a scalar.
n Returns the size of the second dimension of a. n is a scalar.


The following table lists the support characteristics of this function.

Supported in the LabVIEW Run-Time Engine Yes
Supported on RT targets Yes
Suitable for bounded execution times on RT Yes


A = [1, 4; 53, 16; 0, -81];
C = size(A)

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