use the ri tool: read the document : ri « Language Basics « Ruby






  1. Ruby
  2. Language Basics
  3. ri

use the ri tool: read the document


Enter ri, followed by the item you want help with, such as the puts method:

C:\rubydev>ri puts

More than one method matched your request. You can refine
your search by asking for information on one of:

     IO#puts, Kernel#puts, Zlib::GzipWriter#puts








Related examples in the same category

1.Read the document by package
2.For more information on Hash, type this at a command line:
3.For information on a class method, type at a command line:
4.For more information on an instance method, type something like: