Use grouping to display a number

    

import java.text.NumberFormat;

public class Main {
  public static void main(String args[]) {
    NumberFormat nf = NumberFormat.getInstance();

    System.out.println("Default format: " + nf.format(1234567.678));

    nf.setGroupingUsed(false);

    System.out.println("Format without groupings: " + nf.format(1234567.678));

  }
}
/*
Default format: 1,234,567.678
Format without groupings: 1234567.678
*/

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Use grouping to display a number : Number Format « Data Type « Java

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