// exbl4.bal   example  loop, iteration  
// ballerina run exbl4.bal

import ballerina/io;

public function main (string... args) {
  io:println("exbl4.bal running");

  int i;
  int n = 3;

  io:println("n=",n,"\n");

  io:println("foreach int j 0..<n ");
  foreach int j in 0..<n
  {
    io:println("j=",j);
  }
  
  io:println("while(i<n) ");
  i = 0;
  while(i<n)
  {
    io:println("i=",i);
    i = i + 1; // no i++
  } // end while
  io:println("end while tests \n");
  
  io:println("exbl4.bal ends");
} // end exbl4.bal