import org.apache.commons.lang3.StringUtils;
public class StringUtilsExample {
public static void main(String[] args) {
String text = "Utilities Collection framework";
String concatenated = StringUtils.join("Hello", "World");
System.out.println(concatenated);
String replaced = StringUtils.replace(text, "Collection", "Library");
System.out.println(replaced);
String substring = StringUtils.substring(text, 0, 9);
System.out.println(substring);
}
}
