TealiumDataLayer
Class: DataLayer
The following summarizes the commonly used methods and properties of the iOS (Swift) DataLayer class.
| Method/Property | Description |
|---|---|
add() |
Adds data to the data layer, based on expiration type |
all |
Returns all data stored on the data layer |
allSessionData |
Returns all data stored on the data layer for the active session |
delete() |
Deletes specified value(s) from storage |
deleteAll() |
Deletes all values from storage |
persistentDataStorage |
Returns all event data stored in persistent storage |
add()
Adds data to the data layer, based on expiration type. If the expiry parameter is not provided, the expiration type defaults to.session.
tealium?.dataLayer.add(key, value, expiry)| Parameter | Type | Description |
|---|---|---|
key |
String |
Name of key to be stored |
value |
Any |
Data to be stored |
expiry (optional) |
Expiry |
Data expiration level |
all
Returns all data stored on the data layer.
let data: [String: Any] = tealium?.dataLayer.all| Return Type | Description |
|---|---|
[String] |
All data stored on the data layer |
allSessionData
Returns all data stored on the data layer for the active session.
let data: [String: Any] = tealium?.dataLayer.allSessionData| Return Type | Description |
|---|---|
[String] |
All data stored on the data layer for the active session |
delete()
Deletes specified value from storage based on a specific key.
tealium?.dataLayer.delete(for key)| Parameter | Type | Description |
|---|---|---|
key |
String |
Key of value to delete |
To delete multiple values from storage based on multiple keys:
tealium?.dataLayer.delete(for keys)| Parameter | Type | Description |
|---|---|---|
keys |
[String] |
Keys of values to delete |
deleteAll()
Deletes all values from storage.
tealium?.dataLayer.deleteAll()persistentDataStorage
Returns all event data stored in persistent storage.
let data: Set<DataLayerItem> = tealium?.dataLayer.persistentDataStorage| Return Type | Description |
|---|---|
Set<DataLayerItem> |
All event data stored in persistent storage |