Arraylist items into string

Java arraylist to string

ArrayList<String> al = new ArrayList<String>();
      al.add("Hello");
      al.add("Wor");
      al.add("ld");
      StringBuffer sb = new StringBuffer();
      
      for (String s : al) {
         sb.append(s);
         sb.append(" ");
      }
      String str = sb.toString();
      System.out.println(str);//"Hello wor ld"

Arraylist items into string

String listString = String.join(", ", list); //Java 8 or later

Similar codes

0 vote140 views1 answer
Protobuf java gradle mvn
Java
0 vote170 views1 answer
Add items to linked list java
Java
2 votes152 views1 answer
Java string padding
Java
0 vote153 views2 answers
Java localtime
Java
0 vote154 views1 answer
Java convert string to int and compare
Java
1 vote154 views1 answer
Android push notification icon
Java
0 vote203 views1 answer
Greatest element in array in java
Java
0 vote145 views2 answers
Also in java
Java
0 vote138 views1 answer
Java exe ausführen
Java
-1 vote147 views2 answers
Static class java
Java