Along with the development of the Internet and all kinds of information needs to be transmitted and shared, but in the process, it also has huge problems. For example, we may need to encrypt document again after the transmission sharing; The use of different personnel need to be set up different privileges; Users can be sure that this document received is written by XX; Documents can be printed output quality images; For the convenience of designer viewing the design drawing without installing the software. document contains the design drawing which saved as a 3 D animation; Electronic books charge problem and so on; To solve these problems, produce all sorts of electronic documents format, such as, common office documents, PDF, etc. But if you want to achieve high efficiency and security of information transmission and sharing, PDF, is the best choice.

PDF Structure palette

HTML, XML, PDF Word comparison

Why PDF is the best choice? Compared with other file formats, what are the advantages of PDF?

PDF and HTML, XML all contain key words, separator, data, etc. But the difference is PDF to eight binary stream ways to save, but HTML save as text ways, so open an HTML file can know all showed information in the browser; XML generally contains data only, and do not contain any display information, so an XML file need a Schema files to display; And HTML does not contain binary flow, so to image file reference through links to all external file way realization.

PDF compares with Word, can reflect PDF multiple platform. At present in the Windows system, the Word. Doc (or docx) storage; format. In MAC OS using page file under way storage; And in other flat, we all use odf storage format. And the need to install different software.

What is a PDF?

When we Understand the difference between the PDF and HTML, XML file format, then we lean what’ PDF?

PostScript language is by Chuck Geschke Warnock and development together, and in 1984 to the market, after improvement as drive the language of the laser printer. In March 1985, Apple LaserWriter is the first paragraph of the printer with a PostScript, this also therefore bring in the middle of 1980's desktop printing revolution. Due to the widespread application and technical advantages make PostScript soon become a print application field image output a best choice.  Sometimes when we encounter some conversion problem we can’t how to do, when I need to change PDF to word, to ePub, to PPT, excel, then how to do? So, for these problem, there are many company develop some useful software to realize this problem, PDF editor for mac, and PDF to ePub converter are the excellent software.

But with the development of the Internet, electronic document is more popular, PostScript already cannot satisfy the need, then produced a PDF.

PDF characteristics and advantages

To ensure the authenticity of the documents, integrity and confidentiality, PDF file generally USES the password encryption and digital signature two safety protection mode. When PDF files to be set satety protection. will keep the security Settings, therefore it is better in the internal or external electronic document sharing.so to encrypt the PDF, we recommend the PDF password remover for you, it supports not only importing Adobe PDF 1.0 - 1.7 formats (.pdf), but also can decrypt encrypted PDF files which were restricted by author to prevent others from copying, editing or even printing.