758 B
758 B
Function count
Count the number of elements of a matrix, array or string.
Syntax
math.count(x)
Parameters
Parameter | Type | Description |
---|---|---|
x |
string | Array | Matrix | A matrix or string |
Returns
Type | Description |
---|---|
number | An integer with the elements in x . |
Throws
Type | Description |
---|
Examples
math.count('hello world') // returns 11
const A = [[1, 2, 3], [4, 5, 6]]
math.count(A) // returns 6
math.count(math.range(1,6)) // returns 5