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 |
---|---|---|
Gamepad The definition of 'GamepadButton.value' in that specification. |
Working Draft | Initial definition |
Browser compatibility
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
value | Chrome
Full support
35
| Edge Full support 12 | Firefox
Full support
29
| IE No support No | Opera
Full support
22
| 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
| 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.