How to extract data from PDF operator parameters ? It can be said that what is required to display a PDF file is "characters as pictures", not "characters that constitute text data", text data is not necessary for displaying PDF files , which is also from PDF files The hardest part in extracting text data. The purpose of this article is to provide some help for those who want to extract textual information from PDF and learn more about the mysteries of PDF files. Steps to extract PDF file data Parse the content … [Read more...]
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