# perform(_:with:with:) Sends a message to the receiver with two objects as arguments. ``` func perform(_ aSelector: Selector!, with object1: Any!, with object2: Any!) -> Unmanaged! ``` ## Parameters `aSelector` A selector identifying the message to send. If `aSelector` is `NULL`, an is raised. `object1` An object that is the first argument of the message. `object2` An object that is the second argument of the message ## Return Value An object that is the result of the message. ## Discussion This method is the same as [`perform(_:)`](/documentation/ObjectiveC/NSObjectProtocol/perform(_:)) except that you can supply two arguments for `aSelector`. `aSelector` should identify a method that can take two arguments of type id. For methods with other argument types and return values, use . ## See Also [`method(for:)`](/documentation/ObjectiveC/NSObject-swift.class/method(for:)) Locates and returns the address of the receiver’s implementation of a method so it can be called as a function. --- 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)