@shubham_yadav/mypackage/index.js

This is my first package ,created during class

let otp=""
function generateOTP(len){
    try {
        otp = ""
        for(let i=0;i<len;i++){
            otp += Math.floor(Math.random()*10);
        }
        return otp;
    } catch (error) {
        throw error;
    }
}

function verifyOtp(userOtp){
try{
    if(otp==userOtp){
        return true;
    }
    throw new Error("otp not matched")//custom error
}catch (error) {
    throw error;
}
}

modules.exports = {generateOtp,verifyOtp}