This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for the proper prefixes to use in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the spec changes.
The MouseEvent.offsetY read-only property provides the offset in the Y coordinate of the mouse pointer between that event and the padding edge of the target node.
Syntax
var yOffset = instanceOfMouseEvent.offsetY;
Return value
An integer.
Specifications
| Specification | Status | Comment |
|---|---|---|
| CSS Object Model (CSSOM) View Module The definition of 'MouseEvent' in that specification. |
Working Draft | Initial definition |
Browser compatibility
| Feature | Firefox (Gecko) | Chrome | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|
| Basic support | 39.0 (39.0) | (Yes) | 6 | (Yes) | (Yes) |
| Feature | Firefox Mobile (Gecko) | Android | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|
| Basic support | 43.0 (43.0) | ? | ? | ? | ? |