Preview Ruby 4.1 is a preview. It can change before the final release. Switch to Ruby 4.0 →
instance method
OptionParser#ver
() -> ::String?
ver
lib/optparse.rb
View on GitHub ↗
# File tmp/rubies/ruby-4.1.0-preview1/lib/optparse.rb, line 1334
def ver
if v = version
str = +"#{program_name} #{[v].join('.')}"
str << " (#{v})" if v = release
str
end
end
Returns version string from program_name, version and release.