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HTML Event Attributes Complete Reference

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Events are actions that happen in the browser when the user does something For example when users click on the mouse or type something on the keyboard.

HTML Event Attributes: In HTML, we can use event actions on the browser, and with the help of the event, the user responds to the system. Event Attributes can be used with HTML elements to perform various actions.

Example :

HTML

<!DOCTYPE html>
<html>
    <head>
        <title>onbeforeprint attribute</title>
        <style>
            body {
                text-align:center;
            }
            h1 {
                color:green;
            }
        </style>
    </head>
    <body onbeforeprint="myFunction()">
        <h1>GeeksforGeeks</h1>
        <h2>onbeforeprint attribute</h2>
        <!-- The script run when page will ready to print -->
        <script>
            function myFunction() {
                alert("This document is ready to be printed");
            }
        </script>
    </body>
</html>

                    

Output:

The complete list of Event Attributes are given below:

Window Event Attributes

Window Event Attributes

Description

Example

onafterprint This attribute is used together with the onbeforeprint attribute.
onbeforeprint The alert message display before the print dialogue box appears.
onbeforeunload The onbeforeunload event run when the document is about to be unloaded.
onerror This attribute works when an error occurs while loading an external file.
onhashchange This attribute works when there has been changes to the anchor part.
onload This attribute works when an object has been loaded.
onoffline The onoffline event attribute works when the browser work in offline mode.
ononline The ononline event attribute works when the browser starts working in online mode.
onpageshow This event occurs when a user navigates to a website.
onresize The onresize event attribute is triggered each time when resize the browser window size.
onunload The onunload event attribute works when the document is being unloaded i.e.

 

 

Form Event Attributes

Form Event Attributes

Description

Example

onblur This attribute is mostly used in Form validation code.
onchange The onchange event attribute works when the value of the element changes and select the new value from the List.
oncontextmenu This attribute works when the user right-clicks on an element to open the context menu.
onfocus This event attribute is mostly used with <input>, <select>, <a> elements.
oninput This attribute works when it gets user input value.
oninvalid The oninvalid event attribute works when an input field values are invalid or empty.
onreset The onreset event attribute in HTML is triggered when reset the form.
onsearch When a user presses the ENTER button or click on the x button.
onselect The onselect event attribute works when some text has been selected in an element.
onsubmit The onsubmit event attribute in HTML is triggered when a form is submitted.

 

 

Keyboard Event Attributes

Keyboard Event Attributes

Description

Example

onkeydown This onkeydown event attribute works when user presses any key from the keyboard
onkeypress This attribute fires when a user presses a key on the Keyboard.
onkeyup This onkeyup event attribute works when the user releases the key from the keyboard.

Mouse Event Attributes

Mouse Event Attributes

Description

Example

onclick The onclick event attribute in HTML works when the user clicks on the button.
ondblclick This Attribute Event occurs when a user fires mouse Double click on the Element.
onmousedown when a mouse button is pressed down on the element
onmousemove The onmousemove attribute works when the pointer moves over an element.
onmouseout when the mouse pointer moves out of the specified element.
onmouseover The onmouseover event attribute works when the mouse pointer moves over the specified element.
onmouseup when a mouse button is released over the element.
onwheel when the wheel of pointer device is rolled up or down over an element.

Drag Event Attributes

Drag Event Attributes

Description

Example

ondrag when the element or text selection is being dragged in HTML
ondragend when the user finished the dragging of element. The drag and drop feature is common in HTML5
ondragenter The ondragenter event attribute in HTML works when the content is draggable
ondragleave The ondragleave attribute works when a draggable element or text selection leaves a valid drop target
ondragstart HTML ondragstart Event Attribute is used when the user wants to drag the text or element.
ondrop The ondrop event attribute is used to drag an element or text and drop it into a valid droppable location or target.
onscroll This onscroll attribute works when an element scrollbar is being scrolled.

Clipboard Events Attributes

Clipboard Events Attributes

Description

EDescription

oncopy This attribute fires when the user copied the content present in an element.
oncut This attribute fires when the user cut or delete the content that has been present in the element.
onpaste The onpaste attribute works when some content are paste in an element.

Misc Events Attributes

Misc Events Attributes

Description

Example

ontoggle The ontoggle event is triggered when the user open or close the <details> element.


Last Updated : 08 Dec, 2022
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