KM.ab(propertyName, variations)
KM.ab initiates an A/B test and sets the property that indicates which variation was randomly picked.
Parameters
| Name | Type | Description |
|---|---|---|
| propertyName | string | The name of the experiment to record as a property for the current user. |
| variations | array | The list of variations to be randomly assigned to users. |
Response
KM.ab returns which variation is picked, to reuse as a JavaScript variable. To remember which variation was used, KM sets a cookie. Please look at our page on Developing Locally if you are testing KM.ab locally.