writeItem


Purpose

Adds or updates an item within local storage.

This method can be called no earlier than after the getOfflineStorageCount method's onSuccess callback is invoked during the first application start. Otherwise, it fails with onFailure callback invoked.

Signature

writeItem( type, handle, data, onSuccess, onFailure )

Returns

This method does not return anything.

Parameters

Name Description Type Use
type Denotes the type of data to be written. Item types are freely defined data item categories. string required
handle Data item identifier. Supports partial matches if full matches are not found. string required
data The updated data item's data string. string required
onSuccess A callback function, informs that the operation completed successfully. function required
onFailure A callback function, called when the operation fails. Passes an error code, as defined in the Constants table in the Client Store article, and an error message. function required

Related topics

Client Store
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