This tutorial explains how you can parse and extract text elements from invoices, expense receipts and other PDF documents with the help of Apps Script.
We’ve previously featured a method for extracting text from a PDF from Scott Donald. This latest post from Amit Agarwal uses a similar technique of sending a PDF document to Google Drive API to convert to a text file and then using RegEx to extract the content you need. Given the number of PDF documents flying around between organisations both of these posts from Amit and Scott are worth being aware of for potential future projects.
Source: How to Extract Text from PDF Files with Google Apps Script – Digital Inspiration
Member of Google Developers Experts Program for Google Workspace (Google Apps Script) and interested in supporting Google Workspace Devs.