[JQuery] use the jquery-qrcode plug-in to convert the URL into a QR code. You can scan the QR code on your mobile phone to access jqueryqrcode.

[JQuery] use the jquery-qrcode plug-in to convert the URL into a QR code. You can scan the QR code on your mobile phone to access jqueryqrcode.

First, find jquery-qrcode in github and Select Download ZIP to Download (click the link to open)

Download a compressed package jquery-qrcode-master.zip, decompress the package, extract the src folder, and put it in the site directory,

Then, download the latest version of jquery1.x from the official jquery website, which is generally 1.11 (click to open the link) instead of 2.x. to be compatible with IE, put it in the src folder,

The site folder directory is roughly as follows:

The items in src are roughly as follows:

After creating a new, Please display test.html page, such as to the http://www.a.com URL into a QR code, then write the following code:

<! DOCTYPE html>