User Guide

Chapter 16: Programming 283

:command (if true)

:Else

:command (if false)

:End

:command

Program Output

Note: In OS 2.53MP and higher, the program name displays again when you press Í to repeat

the program.

For(

For( loops and increments. It increments variable from begin to end by increment. increment is optional

(default is 1) and can be negative (

end<begin). end is a maximum or minimum value not to be

exceeded.

End identifies the end of the loop. For( loops can be nested.

:For(variable,begin,end[,increment])

:command (while end not exceeded)

:End

:command

Program Output

While

While performs a group of commands while condition is true. condition is frequently a relational test

(Chapter 2).

condition is tested when While is encountered. If condition is true (nonzero), the program

executes a group of

commands. End signifies the end of the group. When condition is false (zero), the

program executes each

command following End. While instructions can be nested.

:While condition

:command (while condition is true)