Do [{While | Until} condition]
[statements]
[Exit Do]
[statements]
Loop
或者可以使用下面这种语法:
Do
[statements]
[Exit
Do]
[statements]
Loop [{While | Until} condition]
-----------------------------------------
If condition Then [statements][Else elsestatements]
或者,可以使用块形式的语法:
If condition Then
[statements]
[ElseIf condition-n
Then
[elseifstatements]
...
[Else
[elsestatements]]
End If