QT 浮点数相比较qFuzzyCompare（）

       double value1 = 3.1415926;

        double value2 = 3.1415920;

        if(qFuzzyCompare(value1,value2))

        {

            //相等

            qDebug() << "相等";

        }

        else

        {

            //不相等

            qDebug() << "不相等";

        }

标签：相等,QT,double,浮点数,value2,value1,qDebug,qFuzzyCompare
来源： https://www.cnblogs.com/lllion/p/15185610.html