title: How to use for loop in Javascript to print 1...10 numbers without assignment
body: <p>I have one question, how to use for loop in javascript to print the 1...10 numbers
  without using assignment operator.</p>
  
  <p>Usually we do <code> for(i=1;i&lt;=10;i++) { console.log(i); } </code> but how we can use same without assign value in <code> i</code></p>