method
environment
ruby latest stable - Class:
OptionParser
environment(env = File.basename(0,ドル '.*'))public
Parses environment variable env or its uppercase with splitting like a shell.
env defaults to the basename of the program.
# File lib/optparse.rb, line 1801
def environment(env = File.basename(0,ドル '.*'))
env = ENV[env] || ENV[env.upcase] or return
require 'shellwords'
parse(*Shellwords.shellwords(env))
end