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#include <QRegExp>
#include <QRegExpValidator>

bool IsValidPhoneNumber(const QString & phoneNum)
{
    QRegExp regx("^1([358][0-9]|4[579]|66|7[0135678]|9[89])[0-9]{8}$");
    QRegExpValidator regs(regx, 0);
    QString pNum = phoneNum;
    int pos = 0;
    QValidator::State res = regs.validate(pNum, pos);
    if (QValidator::Acceptable == res) {
        return true;
    }
    else {
        return false;
    }
}