Question

How to represent currency in Ruby

Answer 1

# ---------------------------------------------------------
# Description:
#   Demonstrates how to represent and display currency
#   values in Ruby using formatted output.
# ---------------------------------------------------------

# Price and tax rate
price = 199.99
tax_rate = 0.17  # 17%

# Calculate tax and total
tax_amount = price * tax_rate
total = price + tax_amount

# Output with $ and % signs
puts "Price: $#{'%.2f' % price}"
puts "Tax Rate: 17%"
puts "Tax Amount: $#{'%.2f' % tax_amount}"
puts "Total: $#{'%.2f' % total}"


=begin
run:

Price: $199.99
Tax Rate: 17%
Tax Amount: $34.00
Total: $233.99

=end

 

70+ SQL courses for beginners and professionals