---
title: "nw_protocol_metadata_is_framer_message(_:)"
framework: network
role: symbol
role_heading: Function
path: "network/nw_protocol_metadata_is_framer_message(_:)"
---

# nw_protocol_metadata_is_framer_message(_:)

Checks if a metadata object represents a custom framer protocol message.

## Declaration

```swift
func nw_protocol_metadata_is_framer_message(_ metadata: nw_protocol_metadata_t) -> Bool
```

## See Also

### Customizing Framer Messages

- [nw_framer_message_t](network/nw_framer_message_t.md)
- [nw_framer_protocol_create_message(_:)](network/nw_framer_protocol_create_message(_:).md)
- [nw_framer_message_create(_:)](network/nw_framer_message_create(_:).md)
- [nw_framer_message_set_value(_:_:_:_:)](network/nw_framer_message_set_value(_:_:_:_:).md)
- [nw_framer_message_dispose_value_t](network/nw_framer_message_dispose_value_t.md)
- [nw_framer_message_set_object_value(_:_:_:)](network/nw_framer_message_set_object_value(_:_:_:).md)
- [nw_framer_message_access_value(_:_:_:)](network/nw_framer_message_access_value(_:_:_:).md)
- [nw_framer_message_copy_object_value(_:_:)](network/nw_framer_message_copy_object_value(_:_:).md)