JavaScript onmouseover Event

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JavaScript onmouseover Event

The onmouseover event occurs when the mouse pointer is moved onto an element or one of its child elements.

Note: Unlike onmouseenter event, the onmouseover event will bubble, i.e., The element with onmouseover event will be affected when the mouse pointer is moved onto its child element.

onmouseover Event as Attribute


HTML Online Editor
<!DOCTYPE html> <html> <body> <p onmouseover="myFunction()">Place the cursor over me</p> <script> function myFunction(){ document.write("You placed"); } </script> </body> </html>


As Attribute

<element onmouseover = "JavaScript">

As Property

object.onmouseover = function(){ // code };

Using Event Listener

object.addEventListener("mouseover" , myScript);

onmouseover Event as Property


HTML Online Editor
<!DOCTYPE html> <html> <body> <p>Place the cursor anywhere over this document</p> <script> function myFunction(){ document.write("You placed"); } document.onmouseover = myFunction; </script> </body> </html>

Using addEventListener() Method

Note: The addEventListener() method is not supported in Internet Explorer 8 and below.


HTML Online Editor
<!DOCTYPE html> <html> <body> <p>Place the cursor over me</p> <script> var x = document.getElementsByTagName("p")[0]; function myFunction(){ document.write("You placed"); } x.addEventListener("mouseover", myFunction); </script> </body> </html>

onmouseover vs onmouseenter

Check out the difference between onmouseover vs onmouseenter in javascript.


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