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Zooms the specified tab.
Syntax
chrome.tabs.setZoom(
tabId, // optional integer
zoomFactor, // number
function() {...} // optional function
)
This API is also available as browser.tabs.setZoom() in a version that returns a promise.
Parameters
tabIdOptionalinteger. The ID of the tab to zoom. Defaults to the active tab of the current window.zoomFactornumber. The new zoom factor. Use a value of 0 here to set the tab to its current default zoom factor. Otherwise, this must be a number between 0.3 and 3, specifying a zoom factor.callbackOptionalfunction. Called, with no arguments after the zoom factor has been changed.
Browser compatibility
The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
| Chrome | Edge | Firefox | Firefox for Android | Opera | |
|---|---|---|---|---|---|
| Basic support | Yes | No | 45.0 | No | 33 |
Examples
Set the zoom factor for the current tab to 2:
chrome.tabs.setZoom(2);
Set the zoom factor for the current tab to 0.5, and call onSet() when the zoom factor has been set:
function onSet() {
console.log("done");
}
chrome.tabs.setZoom(0.5, onSet);
Set the zoom factor for the tab whose ID is 2 to 0.5, and call onSet() when the zoom factor has been set:
function onSet() {
console.log("done");
}
chrome.tabs.setZoom(2, 0.5, onSet);
This API is based on Chromium's chrome.tabs API. This documentation is derived from tabs.json in the Chromium code.
Microsoft Edge compatibility data is supplied by Microsoft Corporation and is included here under the Creative Commons Attribution 3.0 United States License.
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