I need to check if the first character of a string is an integer, quickly. I’m doing a try-catch: julia> function c(name) i0 = try parse(Int, name[1]) true catch false end return i0 end c (generic fu…

Fast check if a character "is" an integer

rafael.guerra October 14, 2022, 7:26pm 3

isdigit(first("1ABC"))

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