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Ruby keyword arguments

Ruby reference for ruby keyword arguments.

Syntax

def connect(host:, port: 443)
  "#{host}:#{port}"
end

Examples

Ruby keyword arguments example

A focused example you can adapt while practising.

def connect(host:, port: 443)
  "#{host}:#{port}"
end

Best practices

  • Start with the smallest working example, then adapt it to your project.
  • Use the language’s standard library and idioms before introducing extra dependencies.

At a glance

Purpose
Expressive scripting and applications
File extension
.rb
Runs in
Ruby interpreter
Usually used with
Ruby standard library and gems

Specifications & further reading

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