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double – Android – Round to 2 decimal places

Posted by: admin March 11, 2020 Leave a comment

Questions:

Possible Duplicate:
Round a double to 2 significant figures after decimal point

I know that there are plenty of examples on how to round this kind numbers.
But could someone show me how to round double, to get value that I can display as a
String and ALWAYS have 2 decimal places?

How to&Answers:

You can use String.format("%.2f", d), your double will be rounded automatically.

Answer:

One easy way to do it:

    Double d;
    Int i;
    D+=0.005;
    i=d*100;
    Double b = i/100;
    String s = b.toString():