title: Sort an array containing numbers using For loop
body: <p>I am new to Javascript, I have an array which contains numbers.</p>
  
  <pre><code> var arr = [2,4,8,1,5,9,3,7,6];
  </code></pre>
  
  <p>How can i sort it using native For Loop in javascript.
  I know sort function is available but i want it through for loop.</p>
  
  <p>output should be- </p>
  
  <pre><code> var res = [1,2,3,4,5,6,7,8,9];
  </code></pre>