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docs/3.api/3.utils/call-once.md
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@ -74,8 +74,9 @@ Note that `callOnce` doesn't return anything. You should use [`useAsyncData`](/d
callOnce (key?: string, fn?: (() => any | Promise<any>), options?: CallOnceOptions): Promise<void> callOnce (key?: string, fn?: (() => any | Promise<any>), options?: CallOnceOptions): Promise<void>
callOnce(fn?: (() => any | Promise<any>), options?: CallOnceOptions): Promise<void> callOnce(fn?: (() => any | Promise<any>), options?: CallOnceOptions): Promise<void>
``` ```
## Parameters ## Parameters
* `key`: A unique key ensuring that the code is run once. If you do not provide a key, then a key that is unique to the file and line number of the instance of `callOnce` will be generated for you. - `key`: A unique key ensuring that the code is run once. If you do not provide a key, then a key that is unique to the file and line number of the instance of `callOnce` will be generated for you.
* `fn`: The function to run once. This function can also return a `Promise` and a value. - `fn`: The function to run once. This function can also return a `Promise` and a value.
* `options`: Setup the mode, either to re-execute on navigation (`navigation`) or just once for lifetime of the app (`render`) - `options`: Setup the mode, either to re-execute on navigation (`navigation`) or just once for lifetime of the app (`render`)