Designing the Procedure Logic › Advanced Action Diagram Features › Action Diagram Expressions › Text Expressions

Text Expressions

Expressions that evaluate to a text value are described in the following list.

• Character View-An attribute view on the primitive domain Text, like CUSTOMER Name
• Character String-A literal value enclosed in quotes, like “Davy Crockett”
• Character Function-An action diagram function that evaluates to a character value, like SUBSTR (CUSTOMER Name,3,2)

In online procedures, a text expression can also refer to one of the following special attributes: TERMINAL ID, USER ID, PRINTER TERMINAL ID, or TRANCODE.