exam1.cpp

本文件是＜精通QT4编程＞的配套源代码

#include <QDebug>

int main(int argc, char *argv[])
{
	double	a = -19.3,
			b = 9.7;
	double 	c = qAbs(a);
	double	max = qMax(b, c);
	int		bn = qRound(b);
	int		cn = qRound(c);
	qDebug() << "a = " << a;
	qDebug() << "b = " << b;
	qDebug() << "c = qAbs(a) = " << c;
	qDebug() << "qMax(b, c) = " << max;
	qDebug() << "bn = qRound(b) = " << bn << "cn = qRound(c) = " << cn;	
	qSwap(bn, cn);
	qDebug() << "qSwap(bn, cn): " << "bn = " << bn << "cn = " << cn;

    return 0;
}