control-flow.rb

# puts "1" == 1
# puts 0 == []
# puts [] == ![]
# puts [1, 2, 3] === [1, 2, 3]

# conditionals
# case test
# when 
    
# when 
    
# else
    
# end


# loops
# while
# i = 0;
# while i < 5
#     puts "Looping"
#     i += 1
# end


# until
# counter = 0
# until counter == 10
#     puts "Counting"
#     counter += 1
# end


# times
# 10.times do |i|
#     puts "Looping!"
#     puts "i is: #{i}"
# end
  

# each
# (1..20).each do |num|
#     puts num
# end
  
  
# name = "Steven"
# puts "Hi, #{name}" if name == "Steven"

# name = "Steven"
# puts "Hi, #{name}" unless name == "Steven"

# x = 0
# while x < 10 do
#   puts "so many loops"
# end



# letter = "b"

# if letter == "a" || letter == "e" || letter == "i" || letter == "o" || letter == "u"
#   "vowel"
# else
#   "not a vowel"
# end



# def vowels_with_if_single_line(letter)
#     true if letter == "a" && letter == "e" && letter == "i" && letter == "o" && letter == "u"
# end
  
# vowels_with_if_single_line("o")

# def vowels_with_if_single_line(letter)
#     true if letter == "a" || letter == "e" || letter == "i" || letter == "o" || letter == "u"
# end
  
# vowels_with_if_single_line("o")

  
def using_truthiness
    puts 7 > 8 || true
end
  
using_truthiness

def returning_false
    puts 7 > 4 && 100 < 100
end
returning_false