Two-dimensional code picture save path$pathname = Date ("Ymd", Time ());$pathname = "./qrcode/". $pathname;if (!is_dir ($pathname)) {//If the directory does not exist then create themkdir ($pathname);}Vendor ("Phpqrcode.phpqrcode");QR Code URL parameter$text = "http://www.baidu.com";
background server to determine whether the data source is from the server, and the call to the server's advanced interface is not much association.PHP files must be run on the server to produce an effect.
Calls to other advanced interfaces are the same as invoking a custom menu.
2), call the customer service interface
When a user proactively sends a message to a public account (including sending messages, clicking a custom menu click event, subscribing to an event, scanning a
parameter description
Case Description:
QRCode::p ng ($data, $filename, $errorCorrectionLevel, $matrixPointSize, $margin);
[1] PHP QR code supports PNG, JPG, SVG, text and other formats, using the same format as Qrcode::svg.
[2] $data: Represents the data to be recorded, if it is stored utf-8 encoded in Chinese, a maximum of 984.
[3] $filename: Saved pictur
Now I want to make a revision to the QR code of the public, hoping to solve one of the following two questions
1: Can I scan the code to see if it is scanned by scanning or through UC or through other scanning tools? If you can, how to judge?
Question 2: If problem 1 can't be solved, solve this problem
I use a QR
().getAbsolutePath(); }
④ Create a database tool class to store temporary data
Public class SPUtil {private static final String CONFIG = "config";/*** get the SharedPreferences Instance Object ** @ param fileName */private static SharedPreferences getSharedPreference (String fileName) {return QRCodeApplication. getInstance (). getSharedPreferences (fileName, Context. MODE_PRIVATE);}/*** save a value of the String type! */Public static void putString (String key, String value) {SharedPreferenc
Use google api to generate a QR code business card
Two-dimensional Barcode/two-dimensional Barcode can be divided into stacked/row-layout two-dimensional barcode and matrix two-dimensional barcode. Stacked/row-lined two-dimensional bar codes are stacked by one-dimensional bar codes with multiple lines of short cut; matrix two-dimensional bar codes are composed of matrices, in the corresponding element posi
as follows:$ ("# Qrcode"). qcrode ({Render: "table ",Width: 200,Height: 200,Text: "http://www.bkjia.com"});
Solve the problem that there is a Chinese method in the url
During the experiment, we found that the two-dimensional code could not recognize Chinese content. We found that jquery-qrcode was converted using charCodeAt. And this method will get its Unicode encoding by default, if there is Chinese cont
As QR codes become increasingly popular. We need to know what a QR code is. as a phpprogramer, we need to know how to use php to generate a QR code. Let's talk a little bit about it.
This article describes two methods to generate a QR
'; Two-dimensional code content$setText = $qrCode SetText ($value);//Set Text to hide the QR code.$setSize = $qrCode setSize (1024);//size after the generation of the QR code$setPadding = $qrCode setpadding (48);//Set the border
It is not uncommon to generate a QR code by using extensions on chrome. This extension can be implemented by using the QR code generator, and such extensions can appear in any search of Chrome Web store. However, it is rare to read the QR
canvas mode is used, with the highest efficiency. Of course, the browser must support html5.
Direct call:
$ ('# Code'). qrcode ("http://www.bkjia.com.com"); // any string
Advanced attributes:
$ ("# Code "). qrcode ({render: "table", // table mode width: 200, // width height: 200, // height text: "www.helloweba.com" // any content });
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this thing. Pixel wind two-dimensional code
This QR code is used by Qart Coder, a Google App engine project that can process your images into pixel-style QR codes. Of course, it can be swept. :D
Select a picture and upload it, enter the text you want to sweep, and click "up
http://blog.csdn.net/abcmx/article/details/8011904Now the two-dimensional code everywhere, whether it is physical goods or a variety of vouchers are the two-dimensional code of the figure. Mobile devices, such as mobile phones, have become a good application platform for QR codes, whether it is to generate QR codes or
Component in the project. X. Msg. Alert, QRCodeImage. ImageUrl, and DicrectEventArgs are not very important. Interested readers can go to the ext.net website to learn about ext.net.
See the following results:
650) this. width = 650; "src =" http://img.blog.csdn.net/20131025141229765? Watermark/2/text/character =/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA =/dissolve/70/gravity/Center "style =" border: none; "alt =" Center "/>
Click the button to incl
people write blog, see this title particularly in line with their own problems, Then the cheerful came in, a look, I went to ... All is the code, do not know is not my kind of problem and want the kind of effect, heart flaky ah, good,:Don't tangle this page so ugly, did not write the style, said I realized the idea ha, first in the database to save a new table to store the scan code login information (id,u
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