jQuery attr('alt')

by Jimmy Mabey

HTML

<img id="1" alt="something">
<img id="2" alt="">
<img id="3">

JavaScript

$(function()
   {
       for (var i = 1; i <= 3; i++)
       {
           var image = $('#' + i);
           console.log(i, image.attr('alt'));
           image.attr('alt', '');
           console.log(i, image.attr('alt'));
       }
   });