[{"title":"( 2 个子文件 7.7MB ) qt二维码.rar-qt操作二维码","children":[{"title":"qt二维码","children":[{"title":"Qt解析二维码(QZxing).zip <span style='color:#111;'> 7.80MB </span>","children":null,"spread":false},{"title":"12.txt <span style='color:#111;'> 2B </span>","children":null,"spread":false}],"spread":true}],"spread":true}]