How to use one code for multiple spreadsheets that can be updated, attempt to use Library

Question

I have 200+ spreadsheet that our customers fill. I developed a script to manage the spreadsheets which is basically identical in function.

The problem is when I modify t

Answer 1

I have not had much success using library myself.

One solution I would suggest would be to use a standalone script. If the spreadsheets have identical features, you can run the script on all of them using a for loop.

You can get an array of files inside a folder using using getFiles()

// Logs the number of files in the 'kittens' folder
 var folder = DocsList.getFolder('kittens');
 var files = folder.getFiles();
 Logger.log(files.length);

Answer 2

You should turn on "development mode". Resources -> libraries included for each spreasheet that include the library