Basic Ruby

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comments

# Single line comments
=begin
This is multi line comment with begin and end
=end
  • puts print with a new line
  • print print only with one line

String

puts 'single qoute string'
puts "Double qoute string"

symbol

  • : symbol keyword
  • fixed object id
name = :'mostafa'
name2 = 'mostafa'

puts name.object_id
puts name2.object_id
ruby