Information capacity and versions of the QR Code
Each higher version number comprises 4 additional modules per side. Each QR Code symbol version has the maximum data capacity according to the amount of data, character type and error correction level. In other words, as the amount of data increases, more modules are required to comprise QR Code, resulting in larger QR Code symbols.
qr_code_scanner package - All Versions - Pub
QR code scanner that can be embedded inside flutter. It uses zxing in Android and MTBBarcode scanner in iOS. More...
qr_flutter | Flutter package - Pub
2023年5月14日 · Supports QR code versions 1 - 40. Error correction / redundancy. Configurable output size, padding, background and foreground colors. Supports image overlays. Export to image data to save to file or use in memory. No internet connection required. Installing.
qrcode · PyPI
2024年10月1日 · The version parameter is an integer from 1 to 40 that controls the size of the QR Code (the smallest, version 1, is a 21x21 matrix). Set to None and use the fit parameter when making the code to determine this automatically.
libqrencode - FUKUCHI
2020年9月28日 · SPECIFICATION. Libqrencode supports QR Code model 2, described in JIS (Japanese Industrial Standards) X0510:2004 or ISO/IEC 18004. Most of features in the specification are implemented such as: Numeric, alphabet, Japanese kanji (Shift-JIS) or any 8 bit code can be embedded. Optimized encoding of a string. Structured-append of symbols.
QRcode generator - CryptoSys
2021-06-16: Released new diQRcode version 4.0 with support for SVG files and base64 output. 2021-05-24: Released diQRcode version 3.0 with support for PDF files. The output is either a black and white GIF or SVG image file or a PDF document. Facilities are provided to encode characters in UTF-8 encoding.
qrcode.react - npm
React component to generate QR codes. Latest version: 4.0.1, last published: a month ago. Start using qrcode.react in your project by running `npm i qrcode.react`.
Format and Version Information - QR Code Tutorial - Thonky.com
2023年2月20日 · This page explains how to create the format and version strings and place them in the QR code.
fukuchi/libqrencode: A fast and compact QR Code encoding library - GitHub
At this moment, the latest stable release is version 4.1.1. GENERAL INFORMATION. Libqrencode is a fast and compact library for encoding data in a QR Code, a 2D symbology that can be scanned by handy terminals such as a smartphone. The capacity of QR Code is up to 7000 digits or 4000 characters and has high robustness.
Character Capacities by Version, Mode, and Error Correction
2022年8月7日 · A table illustrating the maximum number of characters that each version of QR code can store based on mode and error correction.