A brief discussion on the attribute list of JavaScript events_Basic knowledge

One of the new features of HTML 4.0 is the ability to enable HTML events to trigger actions in the browser, such as starting a piece of JavaScript when the user clicks on an HTML element. Below is a list of properties that can be inserted into HTML tags to define the behavior of the event.

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Attributes	When did this incident occur...
onabort	The loading of the image was interrupted.
onblur	The element loses focus.
onchange	field was changed.
onclick	Event handler called when the user clicks on an object.
ondblclick	Event handler called when the user double-clicks an object.
onerror	An error occurred while loading the document or image.
onfocus	element gets focus.
onkeydown	A keyboard key was pressed.
onkeypress	A keyboard key is pressed and released.
onkeyup	A keyboard key was released.
onload	A page or image is loaded.
onmousedown	The mouse button is pressed.
onmousemove	The mouse is moved.
onmouseout	The mouse moves away from an element.
onmouseover	Move the mouse over an element.
onmouseup	The mouse button is released.
onreset	The reset button is clicked.
onresize	The window or frame was resized.
onselect	Text is selected.
onsubmit	The confirmation button is clicked.
onunload	User exits the page.

Mouse/Keyboard Properties

Attributes	Description
altKey	Returns whether "ALT" was pressed when the event was triggered.
button	Returns which mouse button was clicked when the event was triggered.
clientX	Returns the horizontal coordinate of the mouse pointer when the event is triggered.
clientY	Returns the vertical coordinate of the mouse pointer when the event is triggered.
ctrlKey	Returns whether the "CTRL" key was pressed when the event was triggered.
metaKey	Returns whether the "meta" key was pressed when the event was triggered.
relatedTarget	Returns the node related to the event's target node.
screenX	Returns the horizontal coordinate of the mouse pointer when an event is triggered.
screenY	Returns the vertical coordinate of the mouse pointer when an event is triggered.
shiftKey	Returns whether the "SHIFT" key was pressed when the event was triggered.

Events of common HTML elements:

onclick (click),
ondblclick (double click),
onkeydown (key down),
onkeypress (click the button),
onkeyup (key release),
onmousedown (mouse down),
onmousemove (mouse movement),
onmouseout (the mouse leaves the element range),
onmouseover (mouse moves to the element range),
onmouseup (mouse button release),
oncontextmenu (triggered when the right-click of the mouse displays the "right-click menu" in the browser)

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