The GamepadButton.value
property of the GamepadButton
interface returns a double value used to represent the current state of analog buttons on many modern gamepads, such as the triggers.
The values are normalized to the range 0.0
— 1.0
, with 0.0
representing a button that is not pressed, and 1.0 representing a button that is fully pressed.
Syntax
readonly attribute double value;
Example
var gp = navigator.getGamepads()[0];
if(gp.buttons[0].value > 0) {
// respond to analog button being pressed in
}
Value
A double
.
Specifications
Specification | Status | Comment |
GamepadThe definition of 'GamepadButton.value' in that specification. | Working Draft | Initial definition |
Browser compatibility
Update compatibility data on GitHub
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
value
|
Chrome Full support 35 Full support 35 No support 21 — 34 Prefixed' Implemented with the vendor prefix: webkit |
Edge
Full support 12 |
Firefox Full support 29 Full support 29 No support 24 — 28 Disabled' From version 24 until version 28 (exclusive): this feature is behind the |
IE
No support No |
Opera Full support 22 Full support 22 No support 15 — 21 Prefixed' Implemented with the vendor prefix: webkit |
Safari
Full support 10.1 |
WebView Android
No support No |
Chrome Android
Full support Yes |
Firefox Android
Full support 32 |
Opera Android Full support 22 Full support 22 No support 14 — 21 Prefixed' Implemented with the vendor prefix: webkit |
Safari iOS
Full support 10.3 |
Samsung Internet Android
Full support Yes |
Legend
- Full support
- Full support
- No support
- No support
- User must explicitly enable this feature.'
- User must explicitly enable this feature.
- Requires a vendor prefix or different name for use.'
- Requires a vendor prefix or different name for use.
See also
GamepadButton.value by Mozilla Contributors is licensed under CC-BY-SA 2.5.