Syntax
tags = ["ruby", "web", "cli"]
puts tags[0]
puts tags[1..]Examples
Ruby array indexing example
A focused example you can adapt while practising.
tags = ["ruby", "web", "cli"]
puts tags[0]
puts tags[1..]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
Related Ruby documentation
Ruby Arrays & Hashes
Arrays are ordered collections written with square brackets. Hashes store key-value pairs and are commonly written with symbol keys such as :name.Ruby array mutation
Ruby reference for ruby array mutation.Ruby hash literals
Ruby reference for ruby hash literals.Ruby Hash#fetch
Ruby reference for ruby hash#fetch.
Arrays are ordered collections written with square brackets. Hashes store key-value pairs and are commonly written with symbol keys such as :name.Ruby array mutation
Ruby reference for ruby array mutation.Ruby hash literals
Ruby reference for ruby hash literals.Ruby Hash#fetch
Ruby reference for ruby hash#fetch.