Using only 0's to the left of E forces no decimal point : Number Format « Data Type « Java

1. Java
2. Data Type
3. Number Format

Using only 0's to the left of E forces no decimal point

    

import java.text.DecimalFormat;
import java.text.NumberFormat;

public class Main {
  public static void main(String[] argv) throws Exception {

    NumberFormat formatter = new DecimalFormat("0E0");
    String s = formatter.format(-1234.567);
    System.out.println(s);
  }
}
// -1E3

   
    
    
    
  

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