# method_getTypeEncoding(_:) Returns a string describing a method’s parameter and return types. ``` func method_getTypeEncoding(_ m: Method) -> UnsafePointer? ``` ## Parameters `m` The method to inspect. ## Return Value A C string. The string may be `NULL`. ## Discussion --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)