LongSfid()

Returns an 18-character Salesforce ID when provided with a 15-character ID.

LongSFID(shortSfid)

The LongSFID() function has one parameter:

• shortSfid (string): Required. A 15-character Salesforce ID.

To use the function, pass it a shortened 15-character Salesforce ID.

%%[
  Var @shortId, @longId
  Set @shortId = "0036000000QKv5T"
  Set @longId = LongSfid(@shortId)
]%%

<p>The long ID is %%=v(@longId)=%%</p>

The example returns 0036000000QKv5TAAT.