What is wrapper function

The performance improvement would result from less code being executed especially if validation would be complex but there's also some cost involved in calling another function which in most cased can be neglected though.

Add a comment. You are in the right direction. Before calling the existing recursive method, you need to validate the parameter and take some action if the parameter is invalid You haven't given the details on what to validate. Out of curiosity, does wrapper function improve the performance of the recursive function?? James the wrapper function means the argument is only validated once rather than every recursive call.

Also, you can create different such wrapper functions that can do different things while having the core logic separately — user7. MrsNickalo MrsNickalo 1 1 silver badge 6 6 bronze badges. Iancu Vlad Iancu Vlad 31 2 2 silver badges 2 2 bronze badges. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Email Required, but never shown.

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