import org.apache.commons.lang.StringUtils;
public class MainClass {
public static void main(String[] args) {
//Join all Strings in the Array into a Single String, separated by $#$
System.out.println("7) Join Strings using separator >>>" +
StringUtils.join(new String[] { "AB", "CD", "EF" }, "$#$"));
}
}
7) Join Strings using separator AB$#$CD$#$EF