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GlobalEventHandlers.onmouseover

The onmouseover property returns the onMouseOver event handler code on the current element.

Syntax

element.onmouseover = event handling code

Example

<!doctype html>  
<html>  
<head>  
<title>onmouseover/onmouseout event example</title>  
<script type="text/javascript">  
    function initElement()  
    {  
        var p = document.getElementById("foo");  

        p.onmouseover = showMouseOver;
        p.onmouseout = showMouseOut;
    };  

    function showMouseOver()  
    {  
        var notice = document.getElementById("notice");
        notice.innerHTML = 'mouse over detected';
    }
    
    function showMouseOut()
    {
        var notice = document.getElementById("notice");
        notice.innerHTML = 'mouse out detected';
    }


</script>  
<style type="text/css">  
    #foo {  
    border: solid blue 2px;  
    }  
</style>  
</head>  
<body onload="initElement();">  
    <span id="foo">My Event Element</span>
    <p>move your mouse over and out the above element.</p>  
    <div id="notice"></div>
</body>  
</html>

Notes

The mouseover event is raised when the user moves the mouse over a particular element.

Specifications

Specification	Status	Comment
HTML Living Standard The definition of 'onmouseover' in that specification.	Living Standard

Browser Compatibility

Feature	Chrome	Edge	Firefox (Gecko)	Internet Explorer	Opera	Safari (WebKit)
Basic support	(Yes)	(Yes)	?	?	?	?

Feature	Android	Android Webview	Edge	Firefox Mobile (Gecko)	Firefox OS	IE Mobile	Opera Mobile	Safari Mobile	Chrome for Android
Basic support	?	(Yes)	(Yes)	?	?	?	?	?	(Yes)

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https://developer.mozilla.org/en-US/docs/Web/API/GlobalEventHandlers/onmouseover