package com.zetcode; import java.util.StringJoiner; public class RemoveStringSpaces { public static void main(String[] args) { String msg = """ Today is a beautiful day. There are no clouds in the sky. """; String[] parts = msg.split("[\\s]{2,}"); var joiner = new StringJoiner(" "); for (var cs: parts) { joiner.add(cs); } String modified = joiner.toString(); System.out.println(modified); // String modified = msg.replaceAll("[\\s]{2,}", " "); // System.out.println(modified); // System.out.println(msg); } }