convert array of int to string java code example

Example 1: converter int array para string java

int[] array = { 1, 2, 3, 4, 5 };
String s = String.join("", IntStream.of(array).mapToObj(String::valueOf).toArray(String[]::new));
System.out.println(s); // 12345

Example 2: convert integer array to string array

int[] nums = {5,1,2,11,3}; //List or Vector
Arrays.sort(nums); //Collections.sort() for List,Vector
String a=Arrays.toString(nums); //toString the List or Vector
String ar[]=a.substring(1,a.length()-1).split(", ");
System.out.println(Arrays.toString(ar));

Example 3: 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);
   }
}