This function returns true when a correct British Banknote serial number is passed through it. It has been put together for the www.500p.co.uk website, which tracks the life of five pound notes as they travel across the British Isles
This is a simple PHP calculation script that calculates and prints the results of hard-coded values. In this script, the output is formatted using sprintf.
You can convert many units (length, area, volume, mass, temperature and more) with this script. Very useful for students, teachers, engineers, businessmen, workers etc. You may customize the colors of background, fonts, buttons, and use it in your own web site.