<< isvector

Elementary functions

linspace >>

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length

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Length of an object.

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Syntax

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l = length(M)

Input argument

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M

a variable

Output argument

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l

the length of the largest array dimension in M.

Description

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For matrix or N-dimensional array, length returns the number of elements along the largest dimension. For empty object, length returns 0. For scalar, length returns 1. For a vector, length returns the number of elements.

Example

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length(ones(3, 0))
length(3)
length([1 2 3 4 5])
length(ones(3, 4, 5))

See also

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size, numel.

History

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Version	Description
1.0.0	initial version

Author

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Allan CORNET