Intro of RubyEstimated reading time: 1 minute
what is ruby
Ruby is a high level
OOP programming Language .
Ruby is a dynamic, reflective, object-oriented, general-purpose programming language. It was designed and developed in the mid-1990s by Yukihiro
Matz Matsumoto in Japan.
# Single line comments =begin This is multi line comment with begin and end =end
print / puts
putsprint with a new line
puts 'single qoute string' puts "Double qoute string"
- fixed object id
name = :'mostafa' name2 = 'mostafa' puts name.object_id puts name2.object_id
begin eval "2/0" rescue zeroDivisionError puts "error " ensure puts 'thsi is final statement'