Alphanumeric tests for PARSE fields

Description: STARTAFT=an, STARTAT=an, ENDBEFR=an and ENDAT=an can now be used with the PARSE function to start or end when a character from any of various alphanumeric character sets is found. New keywords for an allow you to select any of the following alphanumeric character sets:

• UC: Uppercase characters (A-Z)
• LC: Lowercase characters (a-z)
• MC: Mixed case characters (A-Z, a-z)
• UN: Uppercase and numeric characters (A-Z, 0-9)
• LN: Lowercase and numeric characters (a-z, 0-9)
• MN: Mixed case and numeric characters (A-Z, a-z, 0-9)
• NUM: Numeric characters (0-9)