Ruby | Ranges

# Ruby program to demonstrate 
# the Range in Ruby
 
# Array value separator
$, =", " 
 
# using start_point..end_point
# to_a is used to convert it 
# into array
range_op = (7 .. 10).to_a
 
# displaying result
puts "#{range_op}"
 
# using start_point...end_point
# to_a is used to convert it 
# into array
range_op1 = (7 ... 10).to_a
 
# displaying result
puts "#{range_op1}"

# Ruby program to illustrate the ranges as sequences

#!/usr/bin/ruby   

# input the value which lies between 
# the range 6 and 8    
ranges = 6..8   

# print true if the value is lies
# between the range otherwise 
# print false 
puts ranges.include?(3)

# print the maximum value which lies
# between the range 
ans = ranges.max   
puts "Maximum value = #{ans}"   

# print the minimum value which lies
# between the range 
ans = ranges.min   
puts "Minimum value = #{ans}"   
  

# Iterate 3 times from 6 to 8
# and print the value
ranges.each do |digit|   
   puts "In Loop #{digit}"   
end  

# Ruby program to illustrate the ranges as condition

#!/usr/bin/ruby

# given number
num = 4152  
  
result = case num   
   when 1000..2000 then "Lies Between 1000 and 2000"   
   when 2000..3000 then "Lies Between 2000 and 3000"
   when 4000..5000 then "Lies Between 4000 and 5000" 
   when 6000..7000 then "Lies Between 6000 and 7000" 
       
   else "Above 7000"   
end   
  
puts result   

# Ruby program to illustrate the ranges as intervals

#!/usr/bin/ruby

# using if statement 
if (('A'..'Z') === 'D')

   # display the value
   puts "D lies in the range of A to Z"

# end of if
end

# using if statement 
if ((1..100) === 77)

  # display the value
  puts "77 lies in the range of 1 to 100"

# end of if
end

# Ruby program to print the reverse
# order using the range operator

#!/usr/bin/ruby

# using ranges
# but it will not give any output
puts ('Z'..'W').to_a 
 
# using reverse() method which will 
# print given range in the reverse order
puts ('W'..'Z').to_a.reverse