metasprite/arithmetic.js

fast, safe, reliable arithmetic functions

arithmetic.js - fast, safe, reliable arithmetic functions

arithmetic.add(5, 4)
 9

arithmetic.subtract(10, 3)
 7

arithmetic.multiply(4, 4)
 16

arithmetic.divide(8, 2)
 4
arithmetic.divide(8, 0)
 ERROR: b is 0!

arithmetic.power(2, 3)
 8