In the example below, if box1 is passed as an argument to calcA, then calling its function box1.func leads to allocation. However, if box1.func is passed as a direct argument to calcB, then there is no allocation. Can you help me understand this behavior? struct Box func :: Function func…

I’ll try to explain more in-depth the whole type-stability story with functions and the different options and what my thought process was to get to this statement: [image] izod2: Finally, it was noted in the comment above: I don’t think it really matters in your case how you store the informa…

Function inside struct allocates when referenced

New to Julia

jishnub November 4, 2023, 5:10am 2

Function is an abstract type, and you may need to parameterize your struct to avoid allocations

8 Likes

Topic		Replies	Views
Array of functions - is there a way to avoid allocations performance penalty? Performance memory-allocation , arrays	23	2422	May 23, 2019
Best practice for storing functions in a struct General Usage	31	9854	February 4, 2021
Eliminating allocations with functions in struct General Usage	1	504	March 17, 2018
Function in type definition General Usage	24	7102	May 19, 2017
On the performance of function calls that depends on a variable Performance metaprogramming	12	991	February 24, 2021

Function inside struct allocates when referenced

Related topics