Simple Calculator REST API powered by NodeJS.

Navigate to http://yar-calculator.herokuapp.com and specify the expression after / sign. (e.g. yar-calculator.herokuapp.com/123+32 yields a JSON with a result field mapping to number 155)

• Sum (+)
• Subtraction (-)
• Multiplication (*)
• Division (:)
• Power (**)
• Brackets (())

http://yar-calculator.herokuapp.com/23:32*23+(23-32)**2 yields { "result":97.53125 }