> 2.1+2.2
4.300000000000001
> calc(' 2.1+2.2 ')
4.3
In browser
<script src="calc.js"></script>
<script>
console.log(calc(' 0.1*(0.1+0.1) '))
</script>
Using npm:
npm install --save calculatorjs
In Node.js:
const calc = require('calculatorjs')
console.log(calc(' 0.1*(0.1+0.1) '))
calc(' 1+1-1*1/2+(1/1)/-1 ')
Support + - * / ( ) minus
If you need fast calculations,you can use it,10 times faster than calc.
calc.add(0.1, 0.2) // 0.3
calc.sub(0.1, 0.2) // -0.1
calc.mul(0.1, 0.2) // 0.02
calc.div(0.1, 0.2) // 0.5
Distributed under MIT License.