---
title: "getGroupMembership(with:completion:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrbaseclustergroups/getgroupmembership(with:completion:)"
---

# getGroupMembership(with:completion:)

## Declaration

```swift
func getGroupMembership(with params: MTRGroupsClusterGetGroupMembershipParams, completion: @escaping @Sendable (MTRGroupsClusterGetGroupMembershipResponseParams?, (any Error)?) -> Void)
```

```swift
func groupMembership(with params: MTRGroupsClusterGetGroupMembershipParams) async throws -> MTRGroupsClusterGetGroupMembershipResponseParams
```