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HTML DOM WheelEvent

❮ DOM Events ❮ Event Objects


The WheelEvent Object

Events that occur when the mouse wheel is scrolling, belongs to the WheelEvent Object.


WheelEvent Properties and Methods

Property/Method Description
deltaX Returns the horizontal scroll amount of a mouse wheel (x-axis)
deltaY Returns the vertical scroll amount of a mouse wheel (y-axis)
deltaZ Returns the scroll amount of a mouse wheel for the z-axis
deltaMode Returns a number that represents the unit of measurements for delta values (pixels, lines or pages)

Inherited Properties and Methods

The WheelEvent inherits all the properties and methods from:

The MouseEvent

The UiEvent

The Event Object


Event Types

These event types belongs to the WheelEvent Object:

Event Description
onwheel The event occurs when the mouse wheel rolls up or down over an element

❮ DOM Events ❮ Event Objects