how to convert the string array to integer array in java code example

Example 1: 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 2: java convert string array to int array

int[] intArray = convertStringArrayToIntArray(numbers.split(", "));