Tab completion in irb

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irb has completion support, you need to activate this by requiring ‘irb/completion’. You can load it when you invoke irb from the command line: % irb -r irb/completion Or you can load the completion library when irb is running: % irb(main):005:0> require ‘irb/completion’ If you often use completion then: Linux users: Can create an alias … Continue reading Tab completion in irb