---
title: "writeAttribute(withEndpointId:clusterId:attributeId:value:timedWriteTimeout:clientQueue:completion:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrbasedevice/writeattribute(withendpointid:clusterid:attributeid:value:timedwritetimeout:clientqueue:completion:)"
---

# writeAttribute(withEndpointId:clusterId:attributeId:value:timedWriteTimeout:clientQueue:completion:)

## Declaration

```swift
func writeAttribute(withEndpointId endpointId: NSNumber, clusterId: NSNumber, attributeId: NSNumber, value: Any, timedWriteTimeout timeoutMs: NSNumber?, clientQueue: dispatch_queue_t, completion: @escaping @Sendable ([[String : Any]]?, (any Error)?) -> Void)
```

```swift
func writeAttribute(withEndpointId endpointId: NSNumber, clusterId: NSNumber, attributeId: NSNumber, value: Any, timedWriteTimeout timeoutMs: NSNumber?, clientQueue: dispatch_queue_t) async throws -> [[String : Any]]
```