Example of Method Chaining

by mmansion

HTML

<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.4/themes/ui-lightness/jquery-ui.css">
<div id="first">1</div>
<div id="second">2</div>
<div id="third">3</div>

CSS

div {
    width: 100px;
    height: 100px;
    display: none;
    background: lightblue;
    line-height: 100px;
    text-align: center;
    border: thin solid black;
}

JavaScript

var obj = {
    first: function() { 
        $('#first').css('display', 'block');
        return this;
    },
    second: function() { 
        $('#second').css('display', 'block');
        return this;
    },
    third: function() { 
        $('#third').css('display', 'block');
         return this;
    },
}

//example of method chaining
obj.first().second().third();