Conditional test
<< Composite/compound key | IBExpert Glossary | Constant >>
Conditional test is an expression that evaluates to logical TRUE or FALSE. If the statement TRUE, the statements in the THEN clause are executed; if FALSE, the statements in the optional ELSE clause are executed. Parentheses around the conditional test are required.
Please also refer to IF ... THEN ... ELSE.
See also:
Comparison operators