Win32::Registry.expand_environ

expand_environ(str)

ext/win32/lib/win32/registry.rb View on GitHub ↗

# File tmp/rubies/ruby-3.4.1/ext/win32/lib/win32/registry.rb, line 377
def self.expand_environ(str)
  str.gsub(Regexp.compile("%([^%]+)%".encode(str.encoding))) {
    v = $1.encode(LOCALE)
    (ENV[v] || ENV[v.upcase])&.encode(str.encoding) || $&
  }
end

Replace %\w+% into the environment value of what is contained between the %‘s This method is used for REG_EXPAND_SZ.

For detail, see expandEnvironmentStrings Win32 API.

See also .create .new .open also in 4.0 · 3.3 · 3.2 · 3.1 · 3.0

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