Ruby conversion methods turn strings into numbers when input should be calculated.

Type Conversion

conversion.rb
raw_count = 
count = raw_count.to_i
double_count = count * 2

puts "count=#{count}"
puts "double=#{double_count}"
raw_count = 
count = raw_count.to_i
double_count = count * 2

puts "count=#{count}"
puts "double=#{double_count}"
raw_count = 
count = raw_count.to_i
double_count = count * 2

puts "count=#{count}"
puts "double=#{double_count}"
conversion method Methods such as `to_i` and `to_f` convert a value into an integer or floating-point number.