QString转QByteArray
1、十六进制字符串转QByteArray
QByteArray ba = QByteArray::fromHex(info.toLatin1());
2、ASIIC字符串转QByteArray
QByteArray ba = info.toLatin1();
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可通过下方链接找到博主
https://www.cnblogs.com/judes/p/10875138.html
1、十六进制字符串转QByteArray
QByteArray ba = QByteArray::fromHex(info.toLatin1());
2、ASIIC字符串转QByteArray
QByteArray ba = info.toLatin1();