Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....cabeçalho com ajuda add_text_header . Salve o PDF modificado. use...text in Header of a PDF-document pdf . add_text_header ( "HEADER"...