# ismember

Array elements that are members of another array.

## Syntax

* T = ismember(A, B)

## Input argument

* A - a variable
* B - a variable

## Output argument

* T - result of ismember.

## Description

**T = ismember(A, B)** returns an array of logical where the data in **A** is found in **B**.

## Example

```matlab
A = [50 30 40 20];
B = [20 40 40 40 60 80];
T = ismember(A, B)

T = ismember(["a","b","f"], ["b", "f", "c"])
```

## See also

[sort](https://github.com/Nelson-numerical-software/nelson-gitbook/blob/master/en/operators/sort.html).

## History

| Version | Description     |
| ------- | --------------- |
| 1.0.0   | initial version |

## Author

Allan CORNET
