mathjs/docs/reference/functions/size.md

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Function size #

Calculate the size of a matrix or scalar.

Syntax #

math.size(x)

Parameters #

Parameter	Type	Description
x	boolean | number | Complex | Unit | string | Array | Matrix	A matrix

Returns #

Type	Description
Array | Matrix	A vector with size of x.

Throws #

Type	Description

Examples #

math.size(2.3)                       // returns []
math.size('hello world')             // returns [11]

const A = [[1, 2, 3], [4, 5, 6]]
math.size(A)                         // returns [2, 3]
math.size(math.range(1,6).toArray()) // returns [5]

See also #

count, resize, squeeze, subset