“Java ArrayList to String” Code-Antworten

String -Array zu ArrayList

String [] strings = new String [] {"1", "2" };
List<String> stringList = new ArrayList<String>(Arrays.asList(strings)); //new ArrayList is only needed if you absolutely need an ArrayList
Terrible Teira

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" 
Pable Sorren

Java String Array zu ArrayList

new ArrayList( Arrays.asList( new String[]{"abc", "def"} ) );
Fierce Fly

ArrayList -Elemente in die Zeichenfolge

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

ArrayList to String

ArrayList<String> list = new ArrayList<String>();
list.add("one");
list.add("two");
list.add("three");

String listString = "";

for (String s : list)
{
    listString += s + "\t";
}

System.out.println(listString);
Aya Jouni

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