This form is used to build up a series of regular expressions (names containing wildcard characters).
Regular Expression
Expression
Enter the required regular expression. The form retains a history list of previously used expressions; select one of these if appropriate.
Add
Press this button if you want to add the results of this regular expression to the results so far.
Subtract
Press this button if you want to subtract the results of this regular expression from the results so far.
Cancel
Press this button to close the form without using the current expression.
The Report Drawing Area Attributes form shows an example of how this form is used, and the results achieved from it.