Edit in JSFiddle

Result
JavaScript
HTML

$(document).ready(function () {
            $("#targetDiv").append($("#targetDiv").hasClass("targetClass").toString());
                $("#targetP").append($("#targetP").hasClass("targetClass").toString());
          $("#targetSpan").append($("#targetSpan").hasClass("targetClass").toString());
                $("#targetH").append($("#targetH").hasClass("targetClass").toString());
            });

 <html>
        <head>
        <title>hasClass</title>
        </head>
        <body>
        <div id="targetDiv" class="targetClass">This Div has targetClass ? : </div>
        <p id="targetP">This p has targetClass ? : </p>
        <span id="targetSpan" class="targetClass">This span has targetClass ? : </span>
        <h4 id="targetH">This h4 has targetClass ? : </h4>
        </body>
        </html>