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isClientSideMarketingCloudVisitorID

Call this ID service function to determine if the ID service generated a client-side, Experience Cloud visitor ID (MID). Available in VisitorAPI.js version 1.7.0 or higher.
Syntax
var *
variableName
* = visitor.isClientSideMarketingCloudVisitorID()
The following table lists and describes the responses returned by this function.
Response
Description
true
The ID service could not or did not receive a MID from the
Experience Cloud
server. It created a MID locally, in the browser (client-side).
false
The ID service received a MID from the
Experience Cloud
server.
null
The ID service did not make a call to the
Experience Cloud
server.