Check out example codes for "do statement java". It will help you in understanding the concepts better.

Code Example 1

do
{
   statement(s);
} while(condition);

Code Example 2

class DoWhileLoopExample2 {
    public static void main(String args[]){
         int arr[]={2,11,45,9};
         //i starts with 0 as array index starts with 0
         int i=0;
         do{
              System.out.println(arr[i]);
              i++;
         }while(i<4);
    }
}

Code Example 3

10
9
8
7
6
5
4
3
2

Code Example 4

class DoWhileLoopExample {
    public static void main(String args[]){
         int i=10;
         do{
              System.out.println(i);
              i--;
         }while(i>1);
    }
}

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