concatenation meaning in java code example

Example: String concatenation in java

// String concatenation in java using concat() method
public class StringConcatMethodDemo
{
   public static void main(String[] args)
   {
      String str1 = "Flower ";
      String str2 = "Brackets";
      String str3 = str1.concat(str2);
      System.out.println(str3);
   }
}