Java Format Negative and Positive

In this chapter you will learn:

1. What is plus sign for
2. Syntax for plus sign
3. How to append a + sign before positive numeric values

Description

We can use + sign to add a + sign to positive numeric output.

Syntax

Example

Adding the + flag appends a + sign before positive numeric values.

For example,

import java.util.Formatter;
//from  w  w  w  . j a va  2  s . c o m
public class Main {
  public static void main(String args[]) {
    Formatter fmt = new Formatter();
    // Right justify by default
    fmt.format("%+d", 100); 
    System.out.println(fmt);
  }
}

The output:

Next chapter...

What you will learn in the next chapter:

1. What is space flag
2. Syntax for space flag
3. Example - justify flags to align positive and negative values

Java Format Negative and Positive