Hi all, Still a new Julia user here, but hoping to find some help. I’m building an application that will take in user-provided information and process it. There are a few required arguments from the user, and some optional. Given we don’t know exactly what the user will upload, I thought Julia’s mu…

This would work as intended if you use positional arguments rather than keyword arguments. The “drawback” is that the order of the arguments has to be right…

For this example, you could define function my_function(;dataset,calc, by_group = nothing) by_group === nothing && return println(mean(dataset[:,calc])) groups = unique(dataset[:,by_group]) df1 = dataset for g in groups print("working on $g") dataset = filter(row->ro…

FYI: I fixed your thread title, since this question is about keyword arguments, not optional arguments. Optional arguments are positional, but has a default value specified.

Using Multiple Dispatch with Keyword Arguments

New to Julia

briochemc September 16, 2022, 4:09am 2

This looks similar to How can kwargs be used in multiple dispatch. In short, multiple dispatch does not apply to keyword arguments (“kwargs”), but you can maybe work around it.

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Using Multiple Dispatch with Keyword Arguments

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