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irb — Interactive Ruby shell. Evaluate Ruby code read from `stdin`. More information: <https://ruby.github

Submitted by: @import:tldr-pages·Mar 2, 2026·

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rubyshellcommandevaluateirbcliinteractive

Problem

How to use the irb command: Interactive Ruby shell. Evaluate Ruby code read from stdin. More information: <https://ruby.github.io/irb/>.

Solution

irb — Interactive Ruby shell. Evaluate Ruby code read from stdin. More information: <https://ruby.github.io/irb/>.

Start the interactive shell:

irb

Code Snippets

Start the interactive shell

irb

Context

tldr-pages: common/irb

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