LockManager

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This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The LockManager interface of the the Web Locks API provides methods for requesting a new Lock object and querying for an existing Lock object. To get an instance of LockManager, call navigator.locks.

Methods

LockManager.request()
Requests a Lock object with parameters specifying its name and characteristics.
LockManager.query()
Returns a Promise that resolves with a LockManagerSnapshot which contains information about held and pending locks.

Specifications

Specification Status Comment
Web Locks API
The definition of 'LockManager' in that specification.
Draft Initial definition.

Browser compatibility

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
LockManager
Experimental
Chrome Full support 69Edge ? Firefox ? IE ? Opera Full support 56Safari ? WebView Android Full support 69Chrome Android Full support 69Firefox Android ? Opera Android Full support 48Safari iOS ? Samsung Internet Android ?
query
Experimental
Chrome Full support 69Edge ? Firefox ? IE ? Opera Full support 56Safari ? WebView Android Full support 69Chrome Android Full support 69Firefox Android ? Opera Android Full support 48Safari iOS ? Samsung Internet Android ?
request
Experimental
Chrome Full support 69Edge ? Firefox ? IE ? Opera Full support 56Safari ? WebView Android Full support 69Chrome Android Full support 69Firefox Android ? Opera Android Full support 48Safari iOS ? Samsung Internet Android ?

Legend

Full support  
Full support
Compatibility unknown  
Compatibility unknown
Experimental. Expect behavior to change in the future.
Experimental. Expect behavior to change in the future.