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**************API£¨1.8.6£©ÖеÄÀý×Ó: example.rb**********************
require 'optparse'
require 'optparse/time'
require 'ostruct'
require 'pp'
class OptparseExample
CODES = %w[iso-2022-jp shift_jis euc-jp utf8 binary]
CODE_ALIASES = { "jis" => "iso-2022-jp", "sjis" => "shift_jis" }
#
# Return a structure describing the options.
#
def self.parse(args)
# The options specified on the command line will be collected in *options*. ÃüÁîÐеÄÑ¡ÏîÔÚoptions½á¹¹ÌåÖÐ
# We set default values here.
options = OpenStruct.new
options.library = []
options.inplace = false
options.encoding = "utf8"
options.transfer_type = :auto
options.verbose = false
opts = OptionParser.new do |opts|
opts.banner = "Usage: example.rb [options]"
opts.separator ""
opts.separator "Specific options:"
# Mandatory argument.
opts.on("-r", "
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