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Ruby blocks and yield

Ruby reference for ruby blocks and yield.

Syntax

def around
  puts "Before"
  yield
  puts "After"
end

Examples

Ruby blocks and yield example

A focused example you can adapt while practising.

def around
  puts "Before"
  yield
  puts "After"
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

Ruby documentation

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