In a CHANGE command, string2 can be a picture string with these rules and restrictions:

• The length of string2 must be the same as the length of string1.
• The only valid special characters are =, >, and <.

  String

  Meaning

  P'='

  Equal to the corresponding character in string1

  P'>'

  Converts the corresponding character in string1 to uppercase

  P'<'

  Converts the corresponding character in string1 to lowercase