julia> map(+, [1 2 3 4], [1 2; 3 4])
ERROR: DimensionMismatch: a has size (1, 4), b has size (2, 2), mismatch at dim 1
[...]
julia> map!(+, [1 2 3 4], [1 2 3 4], [1 2; 3 4])
1×4 Matrix{Int64}:
2 5 5 8
help?> map!
search: map! map pop! mark max clamp!
map!(function, destination, collection...)
Like map, but stores the result in destination rather than a new collection.
destination must be at least as large as the smallest collection.
[...]
help?> map
search: map map! max mark imag
map(f, A::AbstractArray...) -> N-array
When acting on multi-dimensional arrays of the same ndims, they must all
have the same axes, and the answer will too.
[...]
