Question

How to get the first two digits after the decimal point of a float number in Java

Answer 1

public class GetTheFirstTwoDigitsAfterTheDecimalPoint_Java  {
    public static void main(String[] args) {
        double f = 3486.716052;
        
        String s = Double.toString(f);
        
        int pointPos = s.indexOf('.');
        
        System.out.println(s.substring(pointPos + 1, pointPos + 3));
    }
}



/*
run:

71

*/

 

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