Usage no npm install needed!

<script type="module">
  import jqueryOnresize from 'https://cdn.skypack.dev/jquery-onresize';
</script>

README

jQuery UI onresize widget

jQuery UI widget enabling cross browser resize events on regular (non-void) elements, without using iframes or timers.

Tested in Chrome, Firefox, Safari, Opera, and Internet Explorer 9+.

Try it in jsFiddle

Download

Example

<head>
    <script src="jquery.js"></script>
    <script src="jquery-ui.js"></script>
    <script src="jquery.onresize.js"></script>
    <script>
    $(function() {
        $('#myElement').onresize(function(e) {
            console.log('width: %s, height: %s', $(this).width(), $(this).height());
        });

        // Alternatively...
        $('#myElement').onresize().on('resize', function(e) {
            console.log('width: %s, height: %s', $(this).width(), $(this).height());
        });

        $('#myElement').css({
            height: '20px',
            width: '20px'
        });
    });
    </script>
</head>
<body>
    <div id="myElement"></div>
</body>