isnumeric

Tests if a value is numeric.

Syntax

R = isnumeric(A)

Inputs

A
The input to be tested for numeric values.
Type: double | integer | char | string | logical | struct | cell
Dimension: scalar | string | vector | matrix

Outputs

R
R is a logical value indicating whether A is numeric. Real and complex scalars are considered numeric. Strings and logicals are not considered numeric.

Examples

Matrix example:

R = isnumeric([1, inf, 2/0])
R = 1
String example:
R = isnumeric('hello')
R = 0
Logical example:
R = isnumeric(true)
R = 0