Get dir.

puts "Where to explore?"
print "> "; $command = gets.chomp #cd so program knows we are changing directories

$command.gsub!("cd ","") #REMOVE cd and a space because appropriate input would be "cd c:\example"
    if Dir.exists?($command) # METHOD CDTODIR02 #
     Dir.chdir($command); puts "\n"
    elsif File.file?($command)
     $command = File.dirname $command
     Dir.chdir($command); puts "\n"
    elsif not Dir.exists?($command)
     puts "#{$command} not found."
    else # ELSE CDTODIR02 #
     puts "An unknown error occurred, please check your input."
     puts "#{$command} not recognized."
    end # METHOD CDTODIR02 #