QString str = "<a href=ACCCode/>ACCCode/</a> 16-Apr-2020 16:56 -" "<a href=AIDCode/>AIDCode/</a> 16-Apr-2020 16:56 -" "<a href=helloab/>AIDCode/</a> 16-Apr-2020 16:56 -" "<a href=nononon/>AIDCode/</a> 16-Apr-2020 16:56 -"; QRegExp reg(QString("(<a\\shref=+)([A-Za-z0-9/>]+)*(/</a>)")); for(int nPos=0; nPos= reg.indexIn(str, nPos), nPos>=0; nPos+=reg.matchedLength()) { qDebug()<<nPos; //返回查找到序号 qDebug()<<reg.cap(0);//返回匹配到的字串 }