Profile testing

by Umar

HTML

<button id="hello">hello</button>

JavaScript

var btn = document.querySelectorAll('#hello')[0];

btn.addEventListener('click', function() {
    console.log('click');
    action();
}, false);

function action() {
  
    console.profile();
    btn.style.width = "10px";
    console.log(btn.style.width);
    btn.style.width = "20px";
        btn.style.width = "30px";
    blocky();
    console.log(btn.style.width);
    btn.style.width = "40px";
  btn.style.width = "90px";
    console.profileEnd();
}

function blocky() {
 var i = 0;
while(i++ < 10000) {
   i*i;
}   
}