I am wondering why we could not have a in-place map! so that the destination and the source are the same: julia> a = [1, 2, 3]; julia> map!(-, a) 3-element Vector{Int64}: -1 -2 -3 I am using this pattern a lot and really hope we can have one. I suppose I am not the only one . What might block t…

Why there is no in-place `map!` on arrays?

nalimilan September 29, 2022, 7:57pm 14

3 Likes

Topic		Replies	Views
Map! - but it didn't map! New to Julia	3	2219	March 25, 2020
In-place map General Usage	3	1562	September 29, 2020
Unexpected map! behaviour New to Julia	2	755	June 4, 2019
Performance of map!() Performance	12	2885	August 23, 2019
Is map(f,collection) memory inefficient? Internals & Design array	3	815	August 7, 2017