jQuery | size() with Examples

Last Updated : 25 Jul, 2022

The size() is an inbuilt method in jQuery used to find the number of elements matched by the given selector. This method is removed in jQuery 3.0 instead of this length() has been introduced.

Syntax:

$(selector).size()

Parameter: It does not accept any parameters.

Return Value: It returns the number of elements matched by the selected elements.

jQuery code to show the working of size() method:

html

<html>
 
<head>
    <style>
        body {
            cursor: pointer;
            min-height: 100px;
        }
         
        div {
            width: 50px;
            height: 30px;
            margin: 5px;
            float: left;
            background: green;
        }
         
        span {
            color: black;
        }
    </style>
    <script src="https://code.jquery.com/jquery-1.10.2.js">
    </script>
</head>
 
<body>
    <div></div>
    <span></span>
    <!-- jQuery code to show the working of this method -->
    <script>
        $(document.body)
            .click(function() {
                $(this).append($("<div>"));
                var n = $("div").size();
                $("span").text("There are " + n + " divs. Click to add more.");
            })
 
        // Trigger the click to start
        .click();
    </script>
 
</body>
 
</html>