1、google開放api $urlToEncode=" 2、php類庫PHP QR Code PHP QR Code is open source (LGPL) library for generating QR Code, 2-dimensional barcode. Based on libqrencode C library, provides API for creating QR Code barcode images (PNG, JPEG thanks to GD2). Implemented purely in PHP, with no external dependencies (except GD2 if needed). 地址：http://phpqrcode.sourceforge.net/ 下載：http://sourceforge.net/projects/phpqrcode/ 實例： <? include "./phpqrcode/phpqrcode.php"; $value="http://fukuchi.org/works/qrencode/index.en.html php支持請參考：http://hirokawa.netflowers.jp/entry/4900/ 4.QRcode Perl CGI & PHP scripts 地址：http://www.swetake.com/qr/qr_cgi.html