精确匹配:
void testQRegex(){
QRegExp reg("aaa=(\\d+)");
QString in = "aaa=11";
bool result = reg.exactMatch(in);
logDebug() << result;
if(result){
logDebug() << reg.cap(1);
}
}
testQRegex ( ../qt-training/main.cpp : 43 ) true
testQRegex ( ../qt-training/main.cpp : 45 ) "11"
循环遍历:
void testQRegex2(){
QRegExp rx("(\\d+)");
QString str = "Offsets: 12 14 99 231 7";
QStringList list;
int pos = 0;
while ((pos = rx.indexIn(str, pos)) != -1) {
list << rx.cap(1);
pos += rx.matchedLength();
}
logDebug() << list;
}
testQRegex2 ( ../qt-training/main.cpp : 60 ) ("12", "14", "99", "231", "7")