替换(const QRegExp &， const QString &)和QString::replace(const QRegularExpression &， const QString &)以不同的方式工作。

Why with Qt 5.1.0 Release Candidate the function QString::replace(const QRegExp & rx, const QString & after) treats the \v in a manner and QString::replace(const QRegularExpression & re, const QString & after) in another way? That’s the peace of code that I used:Why with Qt 5.1.0 Release Candidate the functio