Method deprecated or moved
This method is deprecated or moved on the latest stable version.
The last existing version (v2.2.1) is shown here.
These similar methods exist in v7.1.3.2:
server_software()
public
Returns the lowercase name of the HTTP server software.
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def server_software
(@env['SERVER_SOFTWARE'] && /^([a-zA-Z]+)/ =~ @env['SERVER_SOFTWARE']) ? $1.downcase : nil
end