Problem: The account numbers of the Indiana_GL screen, which are in the first field of each line, include varying numbers of digits. However, the mapping associated with the file uses only four digits.

Solution: In the Import Scripts screen, assign the following script to the Expression field of the Account row. The script assigns the first four-digits of each account number (the first four digits on the left) to Parse_Account:

Result: The import file displays only the first four digits of each account number.