The WheelEvent.deltaMode
read-only property returns an unsigned long
representing the unit of the delta values scroll amount. Permitted values are:
DOM_DELTA_PIXEL |
0x00 |
The delta values are specified in pixels. |
DOM_DELTA_LINE |
0x01 |
The delta values are specified in lines. |
DOM_DELTA_PAGE |
0x02 |
The delta values are specified in pages. |
Syntax
var unit = event.deltaMode;
Example
var syntheticEvent = new WheelEvent("syntheticWheel", {"deltaX": 4, "deltaMode": 0});
console.log(syntheticEvent.deltaMode);
Specifications
Browser compatibility
Feature |
Chrome |
Edge |
Firefox (Gecko) |
Internet Explorer |
Opera |
Safari (WebKit) |
Basic support |
31 |
(Yes) |
17.0 (17.0) |
9.0 |
18 |
7.0 |
Feature |
Android |
Firefox Mobile (Gecko) |
IE Phone |
Opera Mobile |
Safari Mobile |
Basic support |
(Yes) |
17.0 (17.0) |
? |
(Yes) |
Not supported |
See also
Document Tags and Contributors
Last updated by:
m_gol,