Using jQuery .promise

Using a .promise() to monitor when something is finished... Using an outside function

by Matt Rummler

HTML

<body>
 
<button>Go</button>
<p>Ready...</p>
<div></div>
<div></div>
<div></div>
<div></div>
 
</body>

CSS

div 
{
    height: 50px;
    width: 50px;
    float: left;
    margin-right: 10px;
    display: none;
    background-color: #090;
  }

JavaScript

$( "button" ).on( "click", function() 
{
  var paragraph=$('p');
  paragraph.html('');//='';
  paragraph.append( "Started..." );
 
  $( "div" ).each(function( i ) 
  {
    $( this ).fadeIn().fadeOut( 1000 * ( i + 1 ) );
  });
 
  $( "div" ).promise().done(function()
  {
    appendFinish('Done');
  });
});

function appendFinish(textMessage)
{
//  $( "p" ).append( " Finished! " );
  $( "p" ).append(' '+textMessage+' ');
}