---
title: signal
framework: metrickit
role: symbol
role_heading: Instance Property
path: metrickit/mxcrashdiagnostic/signal
---

# signal

The signal associated with the crash.

## Declaration

```swift
var signal: NSNumber? { get }
```

## Discussion

Discussion Processor-specific information is in the usr/include/sys/signal.h file in the SDK.

## See Also

### Viewing exception details

- [exceptionType](metrickit/mxcrashdiagnostic/exceptiontype.md)
- [exceptionCode](metrickit/mxcrashdiagnostic/exceptioncode.md)
- [exceptionReason](metrickit/mxcrashdiagnostic/exceptionreason.md)
- [terminationReason](metrickit/mxcrashdiagnostic/terminationreason.md)
- [virtualMemoryRegionInfo](metrickit/mxcrashdiagnostic/virtualmemoryregioninfo.md)