Create calculator calling different operators with functions in javascript

index.js

// Create calculator calling different operators with functions in javascript 

function pow(value0, value1) {
    return Math.pow(value0, value1);
}

function mod(value0, value1) {
    return value0 % value1;
}

function div(value0, value1) {
    return value0 / value1;
}

function mul(value0, value1) {
    return value0 * value1;
}

function add(value0, value1) {
    return value0 + value1;
}

function subtract(value0, value1) {
    return value0 - value1;
}

function calculator(value0, value1, operator) {
    return operator(value0, value1);
}

console.log(calculator(2,5,mod));