Parse command-line arguments: Difference between revisions

=={{header|Julia}}==

{{works with|Julia|0.6}}

Example taken from the official documentation of [https://carlobaldassi.github.io/ArgParse.jl/stable/ ArgParse docs].

<lang julia>using ArgParse

function parse_commandline()

s = ArgParseSettings()

@add_arg_table s begin

"--opt1"

help = "an option with an argument"

"--opt2", "-o"

help = "another option with an argument"

arg_type = Int

default = 0

"--flag1"

help = "an option without argument, i.e. a flag"

action = :store_true

"arg1"

help = "a positional argument"

required = true

end

return parse_args(s)

end

function main()

parsed_args = parse_commandline()

println("Parsed args:")

for (arg,val) in parsed_args

println(" $arg => $val")

end

end

main()</lang>