YouTip

# Ruby Tutorial  Ruby is an open-source, object-oriented, server-side scripting language designed and developed in the mid-1990s by Yukihiro Matsumoto (まつもとゆきひろ) in Japan. In the Ruby community, Matsumoto is also known as Matz. Ruby can run on multiple platforms, such as various versions of Windows, MAC OS, and UNIX. By learning this tutorial, you will gain a comprehensive understanding of Ruby. **[Start Learning Ruby Now!](#)** ## Who Should Read This Tutorial? This tutorial helps beginners understand the basic knowledge and concepts of the Ruby language. ## Prerequisites: Before you start practicing the various examples provided in this tutorial, it is best to have a basic understanding of computer programs and programming languages, which will help you learn this tutorial. ## Compiling/Executing Ruby Programs For most programming languages, the first introductory example is "Hello World!". The following example uses Ruby to output "Hello World!": ## Example #!/usr/bin/ruby puts"Hello World!"; [Run Example »](#) **Click the "Run Example" button to see the online example's result.** Or in the irb interactive command line mode: >>puts "Hello, world!"Hello, world!=> nil