How to count PDF words using php?

Question

PHP

Maybe there are ready-made classes or libraries that count characters, words. Please share your ideas.

Answer 1

There are ready libraries for working with pdf:
https://github.com/mgufrone/pdf-to-html
https://www.phpclasses.org/package/9732-PHP-Extrac...
www.pdfparser.org/documentation
www.fpdf.org
https://www.setasign.com/products/fpdi/about

Answer 2

1st - pdf very often - pictures, I don’t know how to take text from pictures
2nd - the above answer, that is, we unpack pdf and read the text (unless it’s pictures)
3rd - it seems to me to implement this using php - the slowest option