PDF is a popular file extension that is generally used to store documents, brochures, books, scanned documents, user manuals portable format. PDF is the short form of the Portable Document Format.
Portable Document Format or PDF is a standard which is created Adobe in 1993. The PDF files have the .pdf the file extension for all different platforms. The PDF file contains different types of data, text, and scripts in order to represent the content properly and pretty way. The PDF file contains postscript, text, font, vector graphics, raster images and other data to display content properly. Below you can find an example PDF file that displays images, text, tables, headers in a colored way, etc.
PDF format becomes very popular because of its advantages. Here you can find some advantages to the PDF file format.
PDF格式由于其优势而变得非常流行。 在这里，您可以找到PDF文件格式的一些优点。
`Cross-Platform`: PDF file format is supported in different operating systems and platforms like Windows, Linux, Android, MacOSX, Windows Mobile, IOS, etc. “跨平台”：Windows，Linux，Android，MacOSX，Windows Mobile，IOS等不同的操作系统和平台均支持PDF文件格式。
`Graphic Integrity`: PDF file contents may contain graphics and these graphics can be shown in an integrated and pretty way. “图形完整性”：PDF文件的内容可能包含图形，并且这些图形可以以集成且美观的方式显示。
`Secure`: PDF files can provide integrity and encryption for PDF content like text, image, graphics, etc. “安全”：PDF文件可以为文本，图像，图形等PDF内容提供完整性和加密。
`Compact`: PDF file is compact where multiple contents can be stored into a single PDF file without extra extensions and presented in a compact way just opening the PDF file. “紧凑”：PDF文件紧凑，可以将多个内容存储到单个PDF文件中，而无需额外的扩展名，并且只需打开PDF文件即可以紧凑的方式呈现。
`User Interaction`: PDF files can provide interactive user experiences like filling forms, putting data, checking input, calculations, and scripting. “用户交互”：PDF文件可以提供交互的用户体验，例如填写表格，放置数据，检查输入，计算和编写脚本。
`Support`: PDF file format is supported by different platforms and applications tools specialized for the PDF format to display, edit, create or update. `Support`：PDF文件格式由专门用于显示，编辑，创建或更新PDF格式的不同平台和应用程序工具支持。
`Searchable`: PDF file text content can be searched like a word or web page content. `Searchable`：可以像单词或网页内容一样搜索PDF文件的文本内容。
As a popular file format, there are a lot of different ways and applications to open a PDF file. In this part, we will learn how to open or view a PDF file in different operating systems like Windows, Linux, MacOSX, Android, iOS with different tools. The following tools can be used to open and view PDF files.
Microsoft Internet ExplorerMicrosoft Internet Explorer
Foxit Reader 福昕阅读器
Abbyy PDF ReaderAbbyy PDF阅读器
LibreOffice DrawLibreOffice Draw
Google Chrome 谷歌浏览器
Mozilla Firefox火狐浏览器
Qoppa PDF StudioQoppa PDF Studio
Okular Okular
Scribus 涂鸦
Inkspace墨水空间
Evince表明
Foxit Reader福昕阅读器
使用Google Chrome打开/查看PDF(Open/View PDF with Google Chrome)
It may seem strange to open a PDF file with a browser but for a long time, Google Chrome can open PDF files. As the web or internet is full of PDF files it is very convenient to open a PDF file as a browser.
PDF files can be created in different ways as creating a PDF file is a lot easier than editing or updating a PDF file. A PDF file can be created with a specific PDF tool like Acrobat DC, Abbyy PDF Editor, Qoppa PDF Studio or with Google Chrome or Microsoft PDF printer.
可以以不同的方式创建PDF文件，因为创建PDF文件比编辑或更新PDF文件容易得多。 可以使用特定的PDF工具(例如Acrobat DC，Abbyy PDF Editor，Qoppa PDF Studio)或Google Chrome或Microsoft PDF打印机来创建PDF文件。
In the following example, the PDF is created from a Google Chrome browser. We will use CTRL+P to open the printing menu where we will select the Destination as Save as PDF or Microsoft Print to PDF.
在以下示例中，PDF是从Google Chrome浏览器创建的。 我们将使用CTRL+P打开打印菜单，在该菜单中，我们将“ Destination选择为“ Save as PDF或“ Microsoft Print to PDF 。
How To Create PDF File?
如何创建PDF文件？
如何编辑PDF文件？ (How To Edit PDF File?)
The hardest job for a PDF file is editing the PDF file. In order to edit a PDF file, we need some special tool which is created for editing PDF file. Generic PDF tools like Google Chrome or PDF viewers can not work for editing PDF. These PDF editing tools generally require some fee to buy and use.
Even PDF is a very popular compatible file format we may need to convert PDF files into different formats like Word Doc, HTML, Image, etc. PDF files can be converted these format generally using some PDF editing software those are described above. Also, there are some web-based tools paid or free which can be used to convert PDF files. These web tools provide practical usage because there is no need to install some extra software.
As an example, Zamzar is a web-based tool that can convert PDF files up to 100MB in size. The PDF file will be uploaded into the Zamzar web server where the converted file download link will be emailed to the provided email address. We can select different conversion formats like doc, docx, jpeg, text, xlsx etc.
Alternatively, we can download the converted file after the conversion is complete.
或者，我们可以在转换完成后下载转换后的文件。
PDF替代 (PDF Alternatives)
In some cases, we may need alternative file formats for the PDF. One of the most important drawbacks of PDF file format is editing is very painful. Here you can find some alternative format to PDF to store text, image, graphics, data, etc.
