Summation

This week's function is summation using the Gauss method.

ASP

1. function sum(x, y)
2.     sum = (x + y) * ((y - x + 1) / 2)
3. end function

PHP

1. function sum($x, $y)
2. {
3.     return ($x + $y) * (($y - $x + 1) / 2);
4. }

• View ASP implementation on Snipplr
• View PHP implementation on Snipplr