Remove trailing spaces from a String using regex

Write a program to remove all trailing space from a string.

Example:

Input:  " Become code expert using  beingCode       expert"
Output: "BecomecodeexpertusingbeingCodeexpert"

Approach:

Java:

import java.util.regex.*;

public class BeingCodeExpert {
    
    public static void main(String[] args) {

        String inputString = " Become code expert using  beingCode       expert";

        String outputString = inputString.replaceAll("\\s+", "");

        System.out.println(outputString);

    }
}