Simple Ruby Syntax

Simple Ruby Syntax:

Ruby is not as widely as used a language as I would like. Here's enough of its syntax to help you read the code in my article. March 2003 Martin Fowler Tags: Contents Ruby is an object-oriented language with classes and methods. Classes are introduced with the keyword class and methods with the keyword def . All blocks are ended with end . Instance variables in a class are named with a leading @ , global variables have a leading $ . You can declare instance variables, together with accessor functions with attr_accessor . The method initialize is called when an object is created. One of Ruby's nicest elements are blocks. A good example of a block is looping through a collection. There's two equivalent syntaxes for printing each order in a collection of orders orders.each {|o| print o} and orders.each do |o| print o end Blocks are also good for releasing resources automatica...

Full article: http://martinfowler.com/articles/simpleRuby.html