Home > @firebase/analytics > setUserId

setUserId() function

Use gtag 'config' command to set 'user_id'.

Signature:

export declare function setUserId(analyticsInstance: Analytics, id: string, options?: AnalyticsCallOptions): void;

Parameters

Parameter	Type	Description
analyticsInstance	Analytics	Firebase Analytics instance.
id	string	User ID to set.
options	AnalyticsCallOptions

Returns:

void