====== If...Then...ElseIf…EndIf ======

You can use If…Then…ElseIf...Else…EndIf conditional statements to
control execution of your program.

    If Condition1 Then [Expression1]
        [Expression2]
    [ElseIf Condition2 Then
        [Expression3]]
    [Else
        [Expression4]]
    [End If]

==== Usage 1 ====
<code xbasic>
If A<10 Then B=1 
</code>


==== Usage 2 ====
<code xbasic>
If A<10 Then B=1 Else C=1
</code>

==== Usage 3 ====
<code xbasic>
If A<10 Then ' When using more than 1 line,
    B=1 ' do not put any Expressions after "Then".
End If
</code>

==== Usage 4 ====
<code xbasic>
If A<10 Then
    B=1
Else
    C=1
End If
</code>

==== Usage 5 ====
<code xbasic>
If A<10 Then
    B=1
ElseIf A<20 Then
    C=1
End If
</code>

==== Usage 6 ====

<code xbasic>
If A<10 Then
    B=1
ElseIf A<20 Then
    C=1
ElseIf A<40 Then
    C=2
Else
    D=1
End If
</code>


[[cubloc:index#system_library:|Go CUBLOC home]]