---
title: "writeAttribute(withEndpointID:clusterID:attributeID:value:expectedValueInterval:timedWriteTimeout:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrdevice/writeattribute(withendpointid:clusterid:attributeid:value:expectedvalueinterval:timedwritetimeout:)"
---

# writeAttribute(withEndpointID:clusterID:attributeID:value:expectedValueInterval:timedWriteTimeout:)

## Declaration

```swift
func writeAttribute(withEndpointID endpointID: NSNumber, clusterID: NSNumber, attributeID: NSNumber, value: Any, expectedValueInterval: NSNumber, timedWriteTimeout timeout: NSNumber?)
```