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Int Array to String Conversion in Java

  1.  
  2. import java.util.Arrays;
  3. public class ConvertIntArrayToString{
  4. public static void main(String args[]){
  5.  
  6. int[] intNumbers = new int[]{1, 2, 3, 4, 5};
  7. StringBuffer sbfNumbers = new StringBuffer();
  8.  
  9. String strSeparator = " ";
  10. if(intNumbers.length > 0){
  11.  
  12. sbfNumbers.append(intNumbers[0]);
  13. for(int i=1; i < intNumbers.length; i++){
  14. sbfNumbers.append(strSeparator).append(intNumbers[i]);
  15. }
  16. }
  17. System.out.println("int array converted to String using for loop");
  18. System.out.println(sbfNumbers.toString());
  19. String strNumbers = Arrays.toString(intNumbers);
  20. System.out.println("String generated from Arrays.toString method: " + strNumbers);
  21. strNumbers = strNumbers.replaceAll(", ", strSeparator).replace("[", "").replace("]", "");
  22. System.out.println("Final String: " + strNumbers);
  23. }
  24. }