leemorgan-dev/controllers/createId.js

module.exports = (length)=>{
    let result = "";
    let characters = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";

    for(let i = 0; i < length; i++){
        result += characters.charAt(Math.floor(Math.random() * characters.length));
    }

    return result;
}