online QRcode generator QRcode=== (Quick Response Code)

二维条码/二维码（2-dimensional bar code）

QRCode  <===> Quick Response Code

http://qrcode.online/

http://qrcode.online/widget

http://qrcode.online/reader

http://qrcode.online/api

http://md5.online/

http://base64.online/

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原文：http://www.cnblogs.com/xgqfrms/p/4956161.html