If Id contains non-numeric digits or Len(Id)>=length a blank string will be returned.
| Name | Type | Optional | ByRef | Description |
|---|---|---|---|---|
| id | String | |||
| checkDigitMethod | isefinCheckDigitMethod | The method used to calculate the Check Digit | ||
| length | Integer | Optional | Length of Id INCLUDING the check digit. Maximum supported length is 20 digits. If omitted, a value of 0 is assumed. |
A String value.