TAL Programmer's Guide

FOR Statement

Controlling Program Flow

12–14 096254 Tandem Computers Incorporated

Standard FOR Loop Execution

Figure 12-6 shows the action of the standard FOR loop.

Figure 12-6. Standard FOR Loop Execution

Increment or decrement

index BY step

FOR index := initial-value

Calculate limit and step

FALSE

TRUE

index

past

limit

; next-statement

409

DO statement