# cancel

Stop function running in the background.

## Syntax

* cancel(f)

## Input argument

* f - FevalFuture object: scalar or array.

## Description

**cancel(f)** will stop each running or queued element of the Future array **f**.

Future cancelled Findicates an error as property.

Some functions cannot be interrupted by pressing **Ctrl+C** or **cancel**, such as **save** function.

## Example

```matlab
fptr = str2func('pause');
for i = 1:100
 f(i) = parfeval(backgroundPool, fptr, 0, 5);
end
f(70)
cancel(f(70))
f(70)
```

## See also

[pause](../core/pause), [parfeval](parfeval), [wait](wait).

## History

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

## Author

Allan CORNET
