Shulou(Shulou.com)06/02 Report--

This article mainly analyzes the relevant knowledge points of how to generate the QR code in qrencode in linux, the content is detailed and easy to understand, the operation details are reasonable, and has a certain reference value. If you are interested, you might as well follow the editor to have a look, and follow the editor to learn more about "how to generate a QR code in linux".

1. Install qrencode [root @ cluster 13:54:06 ~ / code] $yum-y install qrencode2. Syntax format Usage: qrencode [OPTION]... [STRING] 3. Option parameter OPTIONS-o: the name of the output QR code file. Such as test.png. It needs to end with .png. -indicates output to the console.

-s: specify the image size. The default is 3 pixels.

-t: specifies the type of picture to be generated. The default is PNG. It can be PNG/ANSI/ANSI256/ASCIIi/UTF8, etc. If you need to output to the console, you can use ANSI, ANSI256, and so on. 4. Enter STRINGSTRING: it can be text, url, etc. 5. Example 5.1 generate a QR code picture based on URL [root@cluster 13:54:06 ~ / code] $qrencode-o dock.png 'https://study.163.com/course/courseMain.htm?share=2&shareId=400000000234009&courseId=1025018601&_trace_c_p_k2_=daf19fb812014c4fad22bdc995565df9'5.2 generate a QR code [root@cluster 13:54:06 ~ / code] $qrencode-o-t ANSI "https://study.163.com/course/courseMain.htm? from standard input Share=2&shareId=400000000234009&courseId=1025018601&_trace_c_p_k2_=daf19fb812014c4fad22bdc995565df9 "what is a Linux system? Linux is a UNIX-like operating system that is free to use and spread freely. Is a POSIX-based multi-user, multi-tasking, multi-threaded and multi-CPU operating system, using Linux to run major Unix tools, applications and network protocols.

This is the end of the introduction on "how to generate a QR code in linux". More related content can be searched for previous articles, hoping to help you answer questions and questions, please support the website!

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.