help_banner.rb « ruby « optparse « doc - ruby.git - The Ruby Programming Language

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path: root/doc/optparse/ruby/help_banner.rb

blob: 0943a3e0298ac8c763052a859e08daa48b1da28a (plain)

require 'optparse'
parser = OptionParser.new
parser.banner = "Usage: ruby help_banner.rb"
parser.parse!