string array to str code example

Example 1: java collapse string array

String[] array = {"0","1","2","3","4","5","6","7","8","9"};
String s = String.join(" ", array); //<- (delimiter, target array)
Syste.out.println(s);

Output:
0 1 2 3 4 5 6 7 8 9

Example 2: java string array to one string

public class ArrayOfStrings {
   public static void main(String args[]) {
      String stringArray[] = {"Hello ", " how", " are", " you", " welcome", " to", " Tutorialspoint"};
      StringBuffer sb = new StringBuffer();
      for(int i = 0; i < stringArray.length; i++) {
         sb.append(stringArray[i]);
      }
      String str = sb.toString();
      System.out.println(str);
   }
}