Campbell Scientific CR800 and CR850 Measurement and Control Systems - Manual (Page 458)

Appendix A. CRBasic Programming Instructions
458
Syntax
Do [{While | Until} condition]
[statementblock]
[
ExitDo ]
[statementblock]
Loop
-or-
Do
[statementblock]
[
ExitDo ]
[statementblock]
Loop [{While | Until} condition]
EndSequence
Ends the current sequence that started at BeginProg or after a SlowSequence
and accompanying declaration sequences.
Syntax
EndSequence
Exit
Exits program.
Syntax
Exit
For / Next
Repeats a group of instructions for a specified number of times.
Syntax
For counter = start To end [ Step increment ]
[statement block]
[
ExitFor ]
[statement block]
Next [counter [, counter][, ...]]
If / Then / Else / ElseIf / EndIf
Allows conditional execution, based on the evaluation of an expression. Else is
optional. ElseIf is optional. Note that EndSelect and EndIf call the same
function).
Syntax
If [condition] Then [thenstatements] Else [elsestatements]
-or-
If [condition 1] Then
[then statements]
ElseIf [condition 2] Then
[elseif then statements]
Else
[else statements]
EndIf