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Map.onChangeZoom
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Registers a callback that's fired when the map zoom level changes.
Returns an ID which can be passed to unlisten() to unregister the callback.
| Usage | Returns | Map.onChangeZoom(callback) | String |
| Argument | Type | Details | callback | Function | The callback to fire when the map zoom change. The callback is passed two parameters: the new zoom level and the map widget itself. |
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Last updated 2023-10-06 UTC.
[null,null,["Last updated 2023-10-06 UTC."],[[["\u003cp\u003e\u003ccode\u003eMap.onChangeZoom()\u003c/code\u003e registers a callback function that is triggered when the map's zoom level is changed.\u003c/p\u003e\n"],["\u003cp\u003eThe provided callback function receives the updated zoom level and the map widget instance as arguments.\u003c/p\u003e\n"],["\u003cp\u003eCalling \u003ccode\u003eMap.onChangeZoom()\u003c/code\u003e returns a unique ID that can be used with \u003ccode\u003eunlisten()\u003c/code\u003e to remove the registered callback.\u003c/p\u003e\n"]]],["A callback function is registered to trigger when the map's zoom level changes. This function, `onChangeZoom(callback)`, returns a unique ID string. This ID is used to remove the callback with `unlisten()`. The registered callback receives two arguments: the new zoom level and the map widget, when triggered by a zoom change event.\n"],null,["# Map.onChangeZoom\n\n\u003cbr /\u003e\n\nRegisters a callback that's fired when the map zoom level changes.\n\n\u003cbr /\u003e\n\nReturns an ID which can be passed to unlisten() to unregister the callback.\n\n| Usage | Returns |\n|------------------------------|---------|\n| `Map.onChangeZoom(callback)` | String |\n\n| Argument | Type | Details |\n|------------|----------|-------------------------------------------------------------------------------------------------------------------------------------|\n| `callback` | Function | The callback to fire when the map zoom change. The callback is passed two parameters: the new zoom level and the map widget itself. |"]]