php - How to compare content of xhtml and pdf file? -


latex file source, pdf , xhtml file created. need compare content of both pdf , xhtml file. make sure whether pdf file contents exist in xhtml file too. how it?

if want compare 2 pdf files, can use diffpdf , pdftk etc. how comparing content between xhtml , pdf? or there alternative way it?

additional note:

os-linux

language known-php


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