After this Lab, you will be able to:
An ELSIF statement has the following structure:
IF CONDITION 1 THEN STATEMENT 1; ELSIF CONDITION 2 THEN STATEMENT 2; ELSIF CONDITION 3 THEN STATEMENT 3; … ELSE STATEMENT N; END IF;
The reserved word IF marks the beginning of an ELSIF construct. The words CONDITION 1 through CONDITION N are a sequence of the conditions that evaluate to TRUE or FALSE. These conditions are mutually exclusive. In other words, if CONDITION 1 evaluates to TRUE, STATEMENT 1 is executed, and control is passed to the first executable statement after the reserved phrase END IF. The rest of the ELSIF construct is ignored. When CONDITION 1 evaluates to FALSE, control ...