e309. incrementing a double by the smallest possible amount.txt

这里面包含了一百多个JAVA源文件

double d = 1.2;
    
    // Get the largest double less than d
    double d1 = ChoiceFormat.previousDouble(d); // 1.1999999999999997
    
    // Get the smallest double greater than d
    double d2 = ChoiceFormat.nextDouble(d);     // 1.2000000000000002