descriptionphp 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.
featuressupports qr code versions (size) 1-40numeric, alphanumeric, 8-bit and kanji encoding.implemented purely in php, no external dependencies except gd2exports to png, jpeg images, also exports as bit-tabletcpdf 2-d barcode api integrationeasy to configuredata cache for calculation speed-updebug data dump, error logging, time benchmarkingprovided merge tool helps deploy library as a one filenew! api documentationnew! over 30 detailed examples100% open source, lgpl licenseddemo-86,10 +86,15- =imagecreate( * , * - imagecopyresized(, , 0, 0, 0, 0, * , * , , ++ = (('image_width') ? image_width : * + = (('image_height') ? image_height : * ++ =imagecreate(, ++ imagecopyresized(, , 0, 0, 0, 0, , , , - of + }用法，设置生成的二维码宽高为 500px
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