BatteryManager.onlevelchange

Resumen

Especifica un detector de eventos para recibir eventos de levelchange ("cambio de nivel"). Estos eventos ocurren cuando el BatteryManager.level de batería se actualiza.

Sintaxis

navigator.battery.onlevelchange = funcRef

Donde funcRef es una función que se convoca cuando el evento de levelchange sucede.

Especificaciones

Specification	Status	Comment
Battery Status API	Candidate Recommendation	Initial definition

Feature	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari
Basic support	38	?	16 — 52 10 — 16 moz 52¹ ² 52³	No	25	No
`charging`	38	?	16 — 52 10 — 16 moz 52¹ ² 52³	No	25	No
`chargingTime`	38	?	16 — 52 10 — 16 moz 52¹ ² 52³	No	25	No
`dischargingTime`	38	?	16 — 52 10 — 16 moz 52¹ ² 52³	No	25	No
`level`	38	?	16 — 52 10 — 16 moz 52¹ ² 52³	No	25	No
`onchargingchange`	38	?	16 — 52 10 — 16 moz 52¹ ² 52³	No	25	No
`onchargingtimechange`	38	?	16 — 52 10 — 16 moz 52¹ ² 52³	No	25	No
`ondischargingtimechange`	38	?	16 — 52 10 — 16 moz 52¹ ² 52³	No	25	No
`onlevelchange`	38	?	16 — 52 10 — 16 moz 52¹ ² 52³	No	25	No

Feature	Android webview	Chrome for Android	Edge mobile	Firefox for Android	Opera Android	iOS Safari	Samsung Internet
Basic support	40	38⁶	No	10 — 16 moz 16 — 52⁴ ⁵ 52³	25	Yes —?	Yes
`charging`	40	38⁶	No	10 — 16 moz 16 — 52⁴ ⁵ 52³	25	Yes —?	Yes
`chargingTime`	40	38⁶	No	10 — 16 moz 16 — 52⁴ ⁵ 52³	25	Yes —?	Yes
`dischargingTime`	40	38⁶	No	10 — 16 moz 16 — 52⁴ ⁵ 52³	25	Yes —?	Yes
`level`	40	38⁶	No	10 — 16 moz 16 — 52⁴ ⁵ 52³	25	Yes —?	Yes
`onchargingchange`	40	38⁶	No	10 — 16 moz 16 — 52⁴ ⁵ 52³	25	Yes —?	Yes
`onchargingtimechange`	40	38⁶	No	10 — 16 moz 16 — 52⁴ ⁵ 52³	25	Yes —?	Yes
`ondischargingtimechange`	40	38⁶	No	10 — 16 moz 16 — 52⁴ ⁵ 52³	25	Yes —?	Yes
`onlevelchange`	40	38⁶	No	10 — 16 moz 16 — 52⁴ ⁵ 52³	25	Yes —?	Yes

1. Disabled by default in Firefox 10, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provide support for the deprecated navigator.battery.

2. From version 52: this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.

3. From this version onwards, the Battery Status API is only available in chrome/privileged code.

4. Disabled by default in Firefox 10.0, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11.0, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provide support for the deprecated navigator.battery.

5. From version 16 until version 52 (exclusive): this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.

6. Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Edge Mobile	Firefox for Android	Opera for Android	iOS Safari	Samsung Internet
Basic support Deprecated	Chrome Full support 38	Edge ?	Firefox No support 16 — 52 No support 16 — 52 No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz Full support 52 Notes Disabled Notes Disabled by default in Firefox 10, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 52: this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	IE No support No	Opera Full support 25	Safari No support No	WebView Android Full support 40	Chrome Android Full support 38 Notes Full support 38 Notes Notes Values for `BatteryManager.chargingTime` and `BatteryManager.dischargingTime` are always equal to `Infinity`.	Edge Mobile No support No	Firefox Android No support 10 — 16 Prefixed No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz No support 16 — 52 Notes Disabled Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11.0, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 16 until version 52 (exclusive): this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	Opera Android Full support 25	Safari iOS No support ? — ?	Samsung Internet Android Full support Yes
`charging` Deprecated	Chrome Full support 38	Edge ?	Firefox No support 16 — 52 No support 16 — 52 No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz Full support 52 Notes Disabled Notes Disabled by default in Firefox 10, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 52: this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	IE No support No	Opera Full support 25	Safari No support No	WebView Android Full support 40	Chrome Android Full support 38 Notes Full support 38 Notes Notes Values for `BatteryManager.chargingTime` and `BatteryManager.dischargingTime` are always equal to `Infinity`.	Edge Mobile No support No	Firefox Android No support 10 — 16 Prefixed No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz No support 16 — 52 Notes Disabled Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11.0, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 16 until version 52 (exclusive): this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	Opera Android Full support 25	Safari iOS No support ? — ?	Samsung Internet Android Full support Yes
`chargingTime` Deprecated	Chrome Full support 38	Edge ?	Firefox No support 16 — 52 No support 16 — 52 No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz Full support 52 Notes Disabled Notes Disabled by default in Firefox 10, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 52: this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	IE No support No	Opera Full support 25	Safari No support No	WebView Android Full support 40	Chrome Android Full support 38 Notes Full support 38 Notes Notes Values for `BatteryManager.chargingTime` and `BatteryManager.dischargingTime` are always equal to `Infinity`.	Edge Mobile No support No	Firefox Android No support 10 — 16 Prefixed No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz No support 16 — 52 Notes Disabled Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11.0, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 16 until version 52 (exclusive): this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	Opera Android Full support 25	Safari iOS No support ? — ?	Samsung Internet Android Full support Yes
`dischargingTime` Deprecated	Chrome Full support 38	Edge ?	Firefox No support 16 — 52 No support 16 — 52 No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz Full support 52 Notes Disabled Notes Disabled by default in Firefox 10, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 52: this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	IE No support No	Opera Full support 25	Safari No support No	WebView Android Full support 40	Chrome Android Full support 38 Notes Full support 38 Notes Notes Values for `BatteryManager.chargingTime` and `BatteryManager.dischargingTime` are always equal to `Infinity`.	Edge Mobile No support No	Firefox Android No support 10 — 16 Prefixed No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz No support 16 — 52 Notes Disabled Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11.0, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 16 until version 52 (exclusive): this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	Opera Android Full support 25	Safari iOS No support ? — ?	Samsung Internet Android Full support Yes
`level` Deprecated	Chrome Full support 38	Edge ?	Firefox No support 16 — 52 No support 16 — 52 No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz Full support 52 Notes Disabled Notes Disabled by default in Firefox 10, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 52: this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	IE No support No	Opera Full support 25	Safari No support No	WebView Android Full support 40	Chrome Android Full support 38 Notes Full support 38 Notes Notes Values for `BatteryManager.chargingTime` and `BatteryManager.dischargingTime` are always equal to `Infinity`.	Edge Mobile No support No	Firefox Android No support 10 — 16 Prefixed No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz No support 16 — 52 Notes Disabled Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11.0, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 16 until version 52 (exclusive): this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	Opera Android Full support 25	Safari iOS No support ? — ?	Samsung Internet Android Full support Yes
`onchargingchange` Deprecated	Chrome Full support 38	Edge ?	Firefox No support 16 — 52 No support 16 — 52 No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz Full support 52 Notes Disabled Notes Disabled by default in Firefox 10, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 52: this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	IE No support No	Opera Full support 25	Safari No support No	WebView Android Full support 40	Chrome Android Full support 38 Notes Full support 38 Notes Notes Values for `BatteryManager.chargingTime` and `BatteryManager.dischargingTime` are always equal to `Infinity`.	Edge Mobile No support No	Firefox Android No support 10 — 16 Prefixed No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz No support 16 — 52 Notes Disabled Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11.0, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 16 until version 52 (exclusive): this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	Opera Android Full support 25	Safari iOS No support ? — ?	Samsung Internet Android Full support Yes
`onchargingtimechange` Deprecated	Chrome Full support 38	Edge ?	Firefox No support 16 — 52 No support 16 — 52 No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz Full support 52 Notes Disabled Notes Disabled by default in Firefox 10, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 52: this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	IE No support No	Opera Full support 25	Safari No support No	WebView Android Full support 40	Chrome Android Full support 38 Notes Full support 38 Notes Notes Values for `BatteryManager.chargingTime` and `BatteryManager.dischargingTime` are always equal to `Infinity`.	Edge Mobile No support No	Firefox Android No support 10 — 16 Prefixed No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz No support 16 — 52 Notes Disabled Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11.0, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 16 until version 52 (exclusive): this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	Opera Android Full support 25	Safari iOS No support ? — ?	Samsung Internet Android Full support Yes
`ondischargingtimechange` Deprecated	Chrome Full support 38	Edge ?	Firefox No support 16 — 52 No support 16 — 52 No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz Full support 52 Notes Disabled Notes Disabled by default in Firefox 10, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 52: this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	IE No support No	Opera Full support 25	Safari No support No	WebView Android Full support 40	Chrome Android Full support 38 Notes Full support 38 Notes Notes Values for `BatteryManager.chargingTime` and `BatteryManager.dischargingTime` are always equal to `Infinity`.	Edge Mobile No support No	Firefox Android No support 10 — 16 Prefixed No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz No support 16 — 52 Notes Disabled Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11.0, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 16 until version 52 (exclusive): this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	Opera Android Full support 25	Safari iOS No support ? — ?	Samsung Internet Android Full support Yes
`onlevelchange` Deprecated	Chrome Full support 38	Edge ?	Firefox No support 16 — 52 No support 16 — 52 No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz Full support 52 Notes Disabled Notes Disabled by default in Firefox 10, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 52: this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	IE No support No	Opera Full support 25	Safari No support No	WebView Android Full support 40	Chrome Android Full support 38 Notes Full support 38 Notes Notes Values for `BatteryManager.chargingTime` and `BatteryManager.dischargingTime` are always equal to `Infinity`.	Edge Mobile No support No	Firefox Android No support 10 — 16 Prefixed No support 10 — 16 Prefixed Prefixed Requires the vendor prefix: moz No support 16 — 52 Notes Disabled Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference `dom.battery.enabled` to `true`. Starting with Firefox 11.0, `mozBattery` is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provide support for the deprecated `navigator.battery`. Disabled From version 16 until version 52 (exclusive): this feature is behind the `dom.battery.enabled` preference. To change preferences in Firefox, visit about:config. Full support 52 Notes Notes From this version onwards, the Battery Status API is only available in chrome/privileged code.	Opera Android Full support 25	Safari iOS No support ? — ?	Samsung Internet Android Full support Yes

Legend

Full support: Full support
No support: No support
Compatibility unknown: Compatibility unknown
Deprecated. Not for use in new websites.: Deprecated. Not for use in new websites.
See implementation notes.: See implementation notes.
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.

BatteryManager.onlevelchange

Resumen

Sintaxis

Especificaciones

Compatibilidad de navegadores

Legend

Véase también

Etiquetas y colaboradores del documento

BatteryManager.onlevelchange

Resumen

Sintaxis

Especificaciones

Compatibilidad de navegadores

Legend

Véase también

Etiquetas y colaboradores del documento

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