Moralis.Cloud.afterSave("Comment", (request) => {

still learning through documentation
here on the cloud code module there is something I don’t understand

Moralis.Cloud.afterSave("Comment", (request) => {

what This statement (request) stands for why should write it and what happens if we Don’t

that request parameter will be automatically provided by the code that calls this function, and it will have information as current logged in user and current ‘Comment’ object so that you can do an update to current object that was recently saved.