How to read csv file and them coloumn wise edit that file then save in csv format?

how to read csv file and them colum wise edit that file then save in csv format ? in php code if any or js

These seem to be the most popular libraries:

for PHP: https://csv.thephpleague.com/

for JS: https://csv.js.org/

It’s just a text file with a specific, fairly simple syntax, so you can do it manually, but there are that many edge cases with CSV files I would advise using a library for it.

Here is a fairly barebones description of how to do it just using Node’s built in functionality:

Again, there are multiple ways this can screw up, so library is generally best way to go.

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