QString deviceString = QString("202010103102855125");
QString deviceString1 = deviceString.mid(0,4);
qDebug() << "deviceString1" << deviceString1;
QString deviceString2 = deviceString.mid(4,2);
qDebug() << "deviceString2" << deviceString2;
QString字符串截取
最新推荐文章于 2025-11-08 17:32:32 发布
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