02wzdbcala/lib/cala.js

简简单单的计算器

const add = (x,y) =>{
    return x + y
}

const subtraction = (x,y) =>{
    return x - y
}

const ride = (x,y) => {
    return x * y
}

const str = 'nbsp'

exports.add = add
exports.subtraction = subtraction

console.log(ride(2,5));